Right Triangles SAT Practice

The triangles above are similar. What is the value of cos E?

In the figure above, point B lies on segment AD. What is the value of 3x?

• 18

• 36

• 54

• 72

Find cosA

• 30/16

• 30/34

• 30/15

• 16/34

 FInd tanX

• 32/40

• 40/24

• 32/24

• 24/32

Solve the right triangle. rounding to nearest tenth.

• <1= 39^o, <2 = 61^o, 3rd side = 47.2

• <1= 71.9^o, <2 = 18.2^o, 3rd side = 36.2

• <1= 64.2^o, <2 = 25.8, 3rd side = 32.2

• <1= 28.9^o, <2 = 71.1^o, 3rd side = 27.2

Use the right triangle above to determine the value of x ?

Mathematical Equivalence

ON

Solve the right triangle. rounding to nearest tenth.

• <1= 39^o, <2 = 61^o, 3rd side = 7.2

• <1= 71.9^o, <2 = 18.2^o, 3rd side = 6.2

• <1= 43.2^o, <2 = 56.7, 3rd side = 6.6

• <1= 28.9^o, <2 = 71.1^o, 3rd side = 7.2

 Find cosC

• 16/34

• 16/30

• 30/34

• 34/16

Find sinC

• 21/35

• 28/21

• 35/28

• 28/35

• A
• B
• C
• D