11/26/24 AM Warm Up (Unit 2)

Front

What are terms that have the same variables called?

Back

Like terms

Front

Dilate Point B (4,3) by a scale factor of 3. What is the new position?

Back

(0,12)

Front

What is the formula for the perimeter of a circle?

Back

Perimeter = 2πr

Front

What is the perimeter of a composite figure? (Use π, round to the nearest hundredth)

Back

81.13 cm

Front

Simplify the expression: 5a + 2b - 7b + 4a

Back

9a - 5b

Front

Expand and simplify: 3(2a + 5) + 5(a - 2)

Back

11a + 5

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor in a term of an algebraic expression.

Front

What is an exponent?

Back

An exponent indicates how many times a number (the base) is multiplied by itself.

Front

What is the difference between a variable and a constant?

Back

A variable is a symbol that represents an unknown value, while a constant is a fixed value.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to combine like terms and reduce it to its simplest form.