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8th grade chapter 7 review

Authored by Dustin Riedel

Mathematics

8th Grade

CCSS covered

Used 3+ times

8th grade chapter 7 review
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mark says he can prove the Pythagorean Theorem using the following diagram. He explains that he can fill the squares on the two shorter sides with equal-sized circles. He can then rearrange the circles to fill the square on the hypotenuse, which proves that the sum of the squares on the two shorter sides equals the square on the hypotenuse.

Is this a valid geometrical proof that a2 + b2 = c2 for all right triangles?

no

yes

Tags

CCSS.8.G.B.8

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A triangle has side lengths 1.5 inches, 2 inches, and 3 inches. Is the triangle a right triangle?

yes

no

Tags

CCSS.8.G.B.8

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A basketball court is in the shape of a rectangle that is 94 feet long and 50 feet wide. What is the length of a diagonal of the court? Round to the nearest tenth.

106.5 ft

79.6 ft

6336 ft

11336 ft

Tags

CCSS.8.G.B.8

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

You are painting the roof of a boathouse. You are going to place the base of a ladder 12 feet from the boathouse. How long does the ladder need to be to reach the roof of the boathouse?

7 ft.

32.9 ft.

37 ft.

10 ft.

Tags

CCSS.8.G.B.8

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Select all the sets of legs that could represent the sides of a right triangle.

5cm, 10cm, 15cm

7in., 14in., 25in.

13m, 84m, 85m

5ft, 11ft, 12ft

Tags

CCSS.8.G.B.8

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Is the purple triangle a right triangle?

yes

no

Tags

CCSS.8.G.B.8

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

23 units

22 units

21 units

22.2 units

Tags

CCSS.HSG.GPE.B.7

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