Topic Test

Question 1

Tinh has a triangle with side lengths 12 mm, 15 mm, and 18 mm. He wants to reduce the triangle by one-third, so he divides each side length and each angle measure by 3. Which describes Tinh’s reduction?

Revolt · Accepted Answer

Tinh’s reduction is incorrect; he should have only divided the side lengths by 3.

Question 2

Two lengths of a triangle are shown. Which could be the length of ?

Revolt · Accepted Answer

11 ft

Question 3

For which polygon is the sum of the interior angles equal to 720?

Revolt · Accepted Answer

hexagon

Question 4

Sides KM and FH in the triangles below will be placed together to form a quadrilateral. Which best describes the quadrilateral that will be formed?

Revolt · Accepted Answer

parallelogram

Question 5

Pascal wants to find the sum of the measures of the interior angles of a polygon that has n sides. How could he do this?

Revolt · Accepted Answer

Multiply by

Question 6

Cecile drew a 4-sided figure. It had 2 sides that were 3.4 centimeters long and 2 sides that were 3.3 centimeters long. It had at least 3 right angles. Which best describes the figure she drew?

Revolt · Accepted Answer

rectangle that is not a square

Question 7

What is the measure of SRT?

Revolt · Accepted Answer

79 degrees

Question 8

Two angles in a triangle measure and . What is the measure of the third angle?

Revolt · Accepted Answer

35 degrees

Question 9

A trapezoid was broken into a rectangle and a triangle. What is the length, b, of the base of the triangle?

Revolt · Accepted Answer

2 cm

Question 10

Washington Park is a grassy area bordered by three streets as pictured below.What is the area of the park to the nearest square yard?

Revolt · Accepted Answer

100,000 square yards

Topic Test Answers

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