ACT Math

Front

What is the formula for the area of a rectangle?

Back

The area of a rectangle is calculated using the formula: Area = length × width.

Front

If the area of rectangle ABCD is 1 square unit, what expression represents the area of a shaded region that is a fraction of the rectangle?

Back

Front

What is the algebraic expression for 'the sum of n and 9'?

Back

The algebraic expression is n + 9.

Front

How do you find the area of a triangle given its base and height?

Back

The area of a triangle is calculated using the formula: Area = (1/2) × base × height.

Front

What is the result of simplifying the expression (1/3)(21m + 27)?

Back

The simplified expression is 7m + 9.

Front

What is the formula for the area of a triangle when given the lengths of all three sides (a, b, c)?

Back

Front

What is the result of the expression (5n-8)(5n+8)?

Back

The result is 25n^2 - 64.

Front

What is the definition of a variable in algebra?

Back

A variable is a symbol (often a letter) that represents a number in mathematical expressions or equations.

Front

What is the distributive property in algebra?

Back

The distributive property states that a(b + c) = ab + ac.

Front

How do you calculate the area of a rectangle if the length is 4 units and the width is 3 units?

Back

Area = length × width = 4 × 3 = 12 square units.