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What does a student learn in ?

This is the year math shifts from arithmetic to thinking with letters that stand for unknown numbers. Students write equations to match real situations, then solve them and graph the lines they describe. They also start working with curves, the U-shaped graphs that show things like a ball's path or money growing over time. By spring, students can take a word problem about cost, distance, or growth and turn it into an equation they can solve and sketch.

  • Linear equations
  • Graphing lines
  • Systems of equations
  • Quadratic functions
  • Exponential growth
  • Polynomials
  • Word problems
Source: Illinois Illinois Learning Standards
Year at a glance
How the year usually goes. Every school and district set their own curriculum, so treat this as a guide, not official pacing.
  1. 1

    Linear equations and inequalities

    Students start the year working with straight-line relationships. They write equations, solve for unknowns, and graph lines to describe real situations like phone plans or saving money over time.

  2. 2

    Systems of equations

    Students work with two equations at once and find where the lines meet. They use this to compare options, like which job pays more after a certain number of hours.

  3. 3

    Polynomials and factoring

    Students add, subtract, and multiply expressions with variables. They also break expressions apart into smaller pieces, which sets up the work with curves that comes next.

  4. 4

    Quadratic functions

    Students study U-shaped curves and learn what makes them rise, fall, and cross zero. They use these curves to model things like the path of a thrown ball or the area of a rectangle.

  5. 5

    Exponential growth and decay

    Students close the year with patterns that double or shrink by a fixed percent. They model things like interest on a savings account, population growth, or a car losing value over time.

Mastery Learning Standards
The required skills a student should display by the end of Grade 11.
Standards for Mathematical Practice
  • Make Sense of Problems

    Algebra I

    Students read a math problem all the way through before jumping to an answer, then keep trying when the first approach doesn't work.

  • Reason Abstractly

    Algebra I

    Students take a real situation, such as a sale price or a distance, and turn it into an equation. Then they work the equation and translate the answer back into what it means in the original problem.

  • Construct Arguments

    Algebra I

    Students explain why their math steps work, not just what they did. They also look at a classmate's solution and point out what holds up or where the reasoning breaks down.

  • Model with Mathematics

    Algebra I

    Students take a real situation, like figuring out how long a road trip takes or how much paint covers a wall, and write an equation or draw a graph to work it out.

  • Use Tools Strategically

    Algebra I

    Students choose the right tool for the math in front of them, whether that means a calculator, a quick estimate, or working it out by hand. The goal is knowing when each approach makes sense.

  • Attend to Precision

    Algebra I

    Students use exact mathematical language and label their answers with the right units, like dollars, seconds, or square feet. A correct calculation with the wrong label is still a wrong answer.

  • Algebra I

    Students notice patterns and hidden structure in equations and graphs, then use those patterns as shortcuts to solve problems faster. Recognizing that a quadratic factors neatly, for example, saves work.

  • Express Regularity

    Algebra I

    Students notice when the same steps keep appearing in a problem and use that pattern as a shortcut or rule. Instead of starting from scratch each time, they ask why the pattern works and write it down as a general method.

  • Make Sense of Problems

    Algebra II

    Students read a math problem all the way through before trying to solve it, then stick with it when the first approach doesn't work. They check their answer at the end to see if it actually makes sense.

  • Reason Abstractly

    Algebra II

    Students take a real situation (a loan, a recipe, a distance) and strip it down to equations, then work backward to make sure the answer still makes sense in the original context.

  • Construct Arguments

    Algebra II

    Students build a math argument by explaining why their answer works, then look at a classmate's reasoning and decide whether it holds up.

  • Model with Mathematics

    Algebra II

    Students take a real situation, like figuring out how long a loan takes to pay off or how fast a population grows, and write an equation or draw a graph that explains it.

  • Use Tools Strategically

    Algebra II

    Students choose the right tool for the problem, whether that means a calculator, a quick estimate, or working it out by hand. Knowing when to reach for each one is part of the skill.

  • Attend to Precision

    Algebra II

    Students use the right math words, label their units, and check that their calculations are exact. Sloppy notation or a missing unit can change the meaning of an answer entirely.

  • Algebra II

    Students learn to spot patterns and hidden structure in equations, graphs, and expressions, then use those patterns to solve problems faster or more simply.

  • Express Regularity

    Algebra II

    Students notice when the same steps keep appearing in a problem and use that pattern as a shortcut or rule. It's the habit of stepping back to ask, "Why does this keep working?"

  • Make Sense of Problems

    Geometry

    Students read a math problem carefully, figure out what it's actually asking, and keep working through it even when the path isn't obvious. They check that their answer makes sense before calling it done.

  • Reason Abstractly

    Geometry

    Students move back and forth between real situations and the math that represents them. They set up equations from a problem, work through the numbers, then check whether the answer actually makes sense in context.

  • Construct Arguments

    Geometry

    Students build a logical case for their answer using facts, diagrams, or examples, then explain where another student's reasoning goes wrong or why it holds up.

  • Model with Mathematics

    Geometry

    Students use math to make sense of real situations, like figuring out how much paint covers a wall or whether a design will fit a space. The math comes from the problem, not the other way around.

  • Use Tools Strategically

    Geometry

    Students choose the right tool for the problem, whether that's a calculator, a sketch on paper, or a quick estimate. The goal is knowing when each approach helps and when it gets in the way.

  • Attend to Precision

    Geometry

    Students choose words, labels, and numbers carefully when solving geometry problems. That means naming angles and sides correctly, keeping units consistent, and checking that calculations match what the problem is actually asking.

  • Geometry

    Students learn to spot patterns and hidden structure in math problems, like recognizing that a complex shape is really just simpler shapes combined. Noticing that structure helps them solve problems faster and with fewer steps.

  • Express Regularity

    Geometry

    When the same steps keep showing up in different problems, students notice the pattern and use it as a shortcut. They check whether that shortcut actually works before relying on it.

Algebra I
  • Algebra I

    Students write equations and inequalities, solve them, and plot them on a graph. The goal is to describe real situations with math, like figuring out when two phone plans cost the same or how far a car travels over time.

  • Algebra I

    Students write two or more equations or inequalities together and find the values that satisfy all of them at once. This shows up in problems where two changing quantities, like cost and time, have to be solved together.

  • Quadratic Functions

    Algebra I

    Students learn to work with quadratic functions, the U-shaped curves that model things like a ball's arc through the air or a business's profit over time. They read graphs, write equations, and match the math to real situations.

  • Exponential Functions

    Algebra I

    Students identify whether a situation shows growth or decay, then write an equation and sketch a graph that fits it. Think compound interest building over time or a car losing value each year.

  • Algebra I

    Students add, subtract, multiply, and factor polynomial expressions, which are math phrases made up of terms like 2x or 3x squared. This skill shows up when solving equations or working with area and other real-world problems.

Algebra II
  • Functions and Graphs

    Algebra II

    Reading a graph tells you what a function is actually doing. Students look at curves for polynomial, rational, exponential, logarithmic, and trigonometric functions and describe their shape, direction, and key points like peaks, valleys, and asymptotes.

  • Polynomial and Rational

    Algebra II

    Students add, subtract, multiply, and divide expressions with variables and exponents, then solve equations built from those expressions. This is the algebra behind modeling real-world situations like profit, motion, and population growth.

  • Algebra II

    Students use sine and cosine functions to describe things that repeat on a cycle, like sound waves or tides. They choose a function that fits the pattern, then use it to make predictions.

  • Statistics and Probability

    Algebra II

    Students use data collected from a sample group to draw conclusions about a larger population. They apply statistical reasoning to judge how reliable those conclusions are.

Geometry
  • Geometry

    Students move, flip, and rotate shapes on a grid to prove that two figures are exactly the same size and shape. If one figure lands perfectly on top of another, they are congruent.

  • Similarity, Right Triangles, and Trigonometry

    Geometry

    Students use scale and angle relationships to find missing side lengths and angles in right triangles. This includes setting up ratios with sine, cosine, and tangent to solve real measurement problems.

  • Geometry

    Students use the relationships between angles, arcs, and line segments inside and around a circle to solve problems, such as finding a missing angle or the length of a chord.

  • Expressing Geometric Properties

    Geometry

    Students translate shape properties into equations and solve geometry problems using coordinates on a grid. They might write the equation of a circle or find where two lines intersect.

  • Geometric Measurement

    Geometry

    Students find the area of flat shapes, the surface area of solids, and the volume of objects like cylinders, pyramids, and prisms. The work connects formulas to real measurements.

Assessments
The state tests students at this grade and subject take.
National College Readiness

SAT (School Day)

Illinois administers the SAT free of charge to all 11th-grade students as part of the state's accountability system.

When given:
spring
Frequency:
annual
Official source
Common Questions
  • What does Algebra I look like across the year?

    Students spend most of the year working with three big families of functions: linear, quadratic, and exponential. They write equations, graph them, and use them to model real situations like cost, distance, area, and growth. They also learn to add, subtract, multiply, and factor polynomials.

  • How can I help at home if my child gets stuck on a problem?

    Ask students to explain what the problem is asking and what they already tried. Have them sketch a quick graph, make a small table of values, or try the problem with smaller numbers. The goal is not to give the answer, just to get them unstuck.

  • What math should students be solid on by spring?

    By spring, students should be comfortable solving linear equations and inequalities, graphing lines from an equation, and solving a system of two equations. They should also be starting to work with quadratics, including factoring simple expressions and graphing parabolas.

  • My child says they will never use this. What do I say?

    Linear equations show up in pay, taxes, and phone plans. Exponential functions show up in interest, loans, and population. Quadratics show up in anything that arcs, like a thrown ball or the path of a car braking. Pointing at a real example helps more than arguing about it.

  • How should I sequence the three function families?

    Most teachers start with linear functions and systems in the fall, move into polynomials and factoring in the winter, and finish with quadratics and exponentials in the spring. Build each unit on the last by reusing the same modeling questions: rate of change, intercepts, and what the graph predicts.

  • Which skills usually need the most reteaching?

    Integer and fraction arithmetic, distributing a negative, and solving for a variable in a multi-step equation are the most common gaps. Factoring trinomials and reading a word problem for the right setup also need repeated practice. Plan short warm-ups that revisit these all year.

  • What does mastery look like by the end of the year?

    A student ready for the next course can take a word problem, choose whether it is linear, quadratic, or exponential, write the equation, solve it, and explain what the answer means in context. They can also factor a basic quadratic and graph it without a calculator.

  • Does my child need to memorize formulas?

    A few are worth memorizing: slope, the quadratic formula, and the basic form of an exponential function. Most of the work is about knowing when to use a formula and what the parts mean, not reciting it. Flashcards help, but practice problems help more.

  • How much should students use a graphing calculator?

    Calculators are useful for checking work, exploring how a graph changes, and handling messy numbers in modeling problems. Students should still be able to solve basic equations and sketch simple graphs by hand. Mix both so the tool supports thinking instead of replacing it.