Question

Solve the equation sin(x° − 20°) = cos(42°) for x, where 0 < x < 90.
A.
62
B.
22
C.
28
D.
68

Answer 1

Answer:

the correct option is d.

x = 68°

Answer 2

Answer:

x= 67

Step-by-step explanation:

sin(x-20) = cos(42)

sin(x-20) = sin 90- 42

sin(x-20) = sin 48

x = 48 + 20

x = 68

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