The same value as cosα
cosα=sin(90-α) and vice versa
sinα=cos(90-α)
Answer:
Can't wait to learn geometry (shapes math) in a year or 1/2. This looks very interesting and mind blowing.
Step-by-step explanation:
Answer:
Step-by-step explanation:
1. 300
2. 2100
3. 560
4. 2800
5. 1200
6. 240
Step-by-step explanation:
sin²α − sin⁴α
Factor out sin²α.
sin²α (1 − sin²α)
Use Pythagorean theorem.
(1 − cos²α) cos²α
Distribute.
cos²α − cos⁴α
