9/22/25 Review

Front

What is the total number of marbles if Geno has 2 boxes, each containing 10 marbles?

Back

20

Front

What is the scale factor if Daniel's triangle is an enlargement of Lily's triangle with vertices A(0, 3), B'(-2, -2), and C'(4, -2)?

Back

It's an enlargement; the scale factor is 2.

Front

What is the product of -16 and -7?

Back

a positive integer

Front

In a scaled copy of a triangle, which side corresponds to side HJ on the original image?

Back

AB

Front

What difference represents Kai's move from -3 on the number line after taking 2 giant steps to the left?

Back

-3 - 2

Front

What is the definition of a scale factor in geometry?

Back

A scale factor is a number that scales, or multiplies, a quantity.

Front

What does it mean to enlarge a shape?

Back

To enlarge a shape means to increase its size while maintaining its proportions.

Front

What is the definition of a negative integer?

Back

A negative integer is a whole number less than zero.

Front

What is the formula for calculating the area of a triangle?

Back

Area = 1/2 * base * height

Front

What is the difference between enlargement and reduction in geometry?

Back

Enlargement increases size; reduction decreases size.