8th grade chapter 7 review
Authored by Dustin Riedel
Mathematics
8th Grade
CCSS covered
Used 3+ times
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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
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
Is the purple triangle a right triangle?
yes
no
Tags
CCSS.8.G.B.8
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
23 units
22 units
21 units
22.2 units
Tags
CCSS.HSG.GPE.B.7
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