Right Triangle Trig

In the accompanying diagram, triangle ABC is a right triangle and CD is the altitude to hypotenuse AB. If AD=4 and DB=16 find the length of CD.

• 0

• 64

• 8

• 32

Tags

CCSS.HSG.CO.C.10

How far is it across the lake?

• 4

• 6

• 9

• 12

Tags

CCSS.8.G.B.8

Find h

• 35.60
• 35.00
• 35.71
• 61.03

Tags

CCSS.8.G.B.8

What type of special triangle is this?

• 45°-45°-90°
• 30°-60°-90°
• Equiangular
• Equilateral

Tags

CCSS.4.G.A.2

What type of special triangle is this?

• 45°-45°-90°
• 30°-60°-90°
• Isosceles
• Obtuse

Tags

CCSS.4.G.A.2

Find x.

• 30°
• 60°
• 90°
• 180°

Tags

CCSS.HSG.SRT.C.8

Find x.

• 10
• √3
• 5
• 10√3

Tags

CCSS.HSG.SRT.C.8

Find x.

• 4
• 2
• √3
• 2√2

Tags

CCSS.HSG.SRT.C.8

A square has side length 95. What is the length of the diagonal of the square? Express your answer in simplest radical form.

• 134.4
• 67.2
• 95√2
• (95√2)/2

Tags

CCSS.8.G.B.8

What are a and b in this 30-60-90 triangle?

• b=3.5√3 a = 7√3

• b = 7 a = 7√2

• b = 7 a = 14

• b = 7√3 a = 14√3

Tags

CCSS.HSG.CO.C.10