Right Triangles and Trig Review

_{^{Find the missing side}}

• 9
• 41
• 6.4
• 3

Tags

CCSS.8.G.B.7

_{^{Find the missing side}}

• 48
• 108
• 83.6
• 72

Tags

CCSS.8.G.B.7

Which set of sides would make a right triangle?

• 4,5,6
• 8,10,12
• 5,12,13
• 5,10,12

Tags

CCSS.8.G.B.8

Which set of side lengths does NOT form a right triangle?

• 38, 80, 90

• 16, 63, 65

• 36, 77, 85

• 20, 21, 29

Classify a triangle with side lengths 12, 14, and 20.

• Acute
• Obtuse
• Right
• Isosceles

Tags

CCSS.4.G.A.2

Classify a triangle with side lengths 20, 25, and 15.

• Acute
• Right
• Obtuse
• Equilateral

Tags

CCSS.4.G.A.2

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

Tags

CCSS.8.G.B.8

What is the length of y in this picture?

• 45
• 5√2
• 90
• 5

Tags

CCSS.HSG.SRT.C.8

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

• It is the same length as the given leg.
• Multiply that leg's length by √2.
• Multiply that leg's length by 2.
• Divide that leg's length by √2.

Tags

CCSS.8.G.B.8

What is the length of x in this 45-45-90 triangle?

• 4√2
• 4
• 8
• 4√3

Tags

CCSS.8.G.B.8