Answer:
45 and 45
Step-by-step explanation:
Answer:
- 41
- -5
- 42
- 21
- 4
- 7
Step-by-step explanation:
Which of these is equal to cos 47°?
a. cos 43°
b. sin 43°
c. tan 43°
d. cos 133°
B.....
cos (47°)= sin (90°-47°)=sin (43°) [complementary angles]
Answer B
Answer:
2√5
Step-by-step explanation: