Review for Quiz: Pythagorean Theorem and Intro Trig

For the above right triangle, find the side length x.

• 16

• 41

• 29

• 25

Tags

CCSS.8.G.B.7

The length of a shadow of a building is 29m. The distance from the top of the building to the tip of the shadow is 36m. The height of the building is ____m. If necessary, round your answer to the nearest tenth.

Tags

CCSS.8.G.B.7

Determine whether a triangle with the given side lengths is a right triangle.

Check the 2 correct answers.

• 14, 48, 50

• 8, 14, 16

• 10, 11,15

• 5,12,13

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Tags

CCSS.8.G.B.8

 A hot air balloon is tied to the ground by a 200yd rope as shown in the picture below. The balloon is floating 20 yds west of where the rope is tied to the ground. About how high in the air is the hot air balloon?

• 205
• 199
• 220
• 400

Tags

CCSS.8.G.B.8

_{^{Find the missing side}}

• 9
• 41
• 6.4
• 3

Tags

CCSS.8.G.B.7

In the right triangle shown, which equation can be used to solve for "x"?

• 21² + x² = 15²

• x² – 15² = 21²

• 15² + 21² = x²

• x² + 15² = 21²

Choose the correct ratio.

• sin(37)=x/14
• cos(37)=x/14
• tan(37)=x/14
• sin(37)=14/x

Tags

CCSS.HSG.SRT.C.6

Do the segment lengths 15, 12, and 9 form a right triangle?

• Yes
• No
• Maybe
• Pythagoras

Tags

CCSS.8.G.B.8

What is the opposite of squaring a number?

• divide
• multiply 
• fractions
• square root

Tags

CCSS.8.EE.A.2