Semester Exam Review

Front

Back

Front

Two rectangles are similar with a scale factor of 3:4. If the smaller rectangle has a width of 6 cm, what is the width of the larger rectangle?

Back

8 cm

Front

A cyclist travels 45 miles in 3 hours. What is the cyclist's speed in miles per hour?

Back

15 mph

Front

What is the solution to -3x + 2 < 8?

Back

x > -2

Front

Two similar triangles have side lengths in the ratio 3:5. If the smaller triangle has a side length of 9 cm, what is the corresponding side length of the larger triangle?

Back

15 cm

Front

What is the definition of similar figures?

Back

Similar figures have the same shape but not necessarily the same size; their corresponding angles are equal and their corresponding sides are in proportion.

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time.

Front

What does it mean to solve an inequality?

Back

To solve an inequality means to find the range of values that make the inequality true.

Front

What is a scale factor in geometry?

Back

A scale factor is a number that scales, or multiplies, some quantity. It is used to determine the proportional relationship between two similar figures.

Front

What is the process to isolate a variable in an equation?

Back

To isolate a variable, perform inverse operations to both sides of the equation until the variable is alone on one side.