Right Triangle Basics Quiz Review

Susan is flying a kite, which gets caught in the top of a tree.  Use the diagram to estimate the height of the tree. 

• 63 ft
• 65 ft
• 74 ft
• 87 ft

You need a ladder that will reach up a 25 foot tall house when placed 10 feet away from the house. How tall does the ladder need to be?

• 25 feet
• 26 feet
• 27 feet
• 28 feet

Find the length of the missing side. 

• 17 cm
• 22 cm
• 15 cm
• 13 cm

_{^{Find the missing side}}

• 48
• 108
• 83.6
• 72

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Find the value of w and x.

• w = 16, y = 2

• w = 2, y = 17

• w = 3, y = 15

• w = 2, y = 18

• w = 2, y = 16

In this 45-45-90 triangle, I have been given a leg, so to find the other leg I...

• Multiply that leg by 2
• Use the same length for the second leg
• Multiply that leg by √2
• Divide that leg by √2

What is the length of y in this picture?

• 45
• 5√2
• 90
• 5

I have been given a hypotenuse in this 45-45-90 triangle.  How do I find the length of a leg of the triangle?

• Multiply by √2
• Divide by √2
• It's the same length as the hypotenuse.
• Divide by 2

Which side is the long leg in this 30-60-90 triangle?

• 4
• u
• v