Pythagorean Theorem Unit Test

Level 1

The Pythagorean Theorem ONLY works on which triangle?

• obtuse

• scalene

• isosceles

• right

Tags

CCSS.8.G.B.8

Which set of sides would make a right triangle? (Use the Pythagorean Theorem to test the side lengths.)

• 4,5,6

• 8,10,12

• 5,12,13

• 5,10,12

Tags

CCSS.8.G.B.8

Which equation is verified by the graphic?

• $\sqrt{3\ }+\ \sqrt{4}\ =\ \sqrt{5}$

• 3 + 4 = 5
  

• $3^2\ +\ 5^2\ =\ 4^2$

• $3^2\ +\ 4^2\ =\ 5^2$

Tags

CCSS.8.G.B.8

Which of the following could be the AREAS of the three squares below? (HINT: Think about the sum of the areas.)

•  $40\ ft^2,\ 55\ ft^2,\ 95\ ft^2$  

•  $35\ ft^2,\ 25\ ft^2,\ 45\ ft^2$  

•  $10\ ft^2,\ 10\ ft^2,\ 100\ ft^2$  

•  $40\ ft^2,\ 30\ ft^2,\ 1200\ ft^2$  

What is the value of c?

• 7

• 10.9

• 13

• 17

Tags

CCSS.8.G.B.7

Solve for x. 

• 38.9
• 40.2
• 45.6
• 54

Tags

CCSS.8.G.B.8

Lisa drives her car 46 km south and then 13 km east. How far is she from her starting point?

• 44.1 km

• 59 km

• 47.8 km

• 33 km

Tags

CCSS.8.G.B.8

The two shortest sides of a right triangle are called___________.

• arms.

• hypotenuses.

• legs.

• rays.

Find x, the missing side length in the right triangle. Round to the nearest tenth only if needed.

• 16

• 23.3

• 8

• 19

Tags

CCSS.8.G.B.7

How would you write the Pythagorean Theorem equation for this right triangle?

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