Question

α+β=90 α=2β cos ^2α+sin^2β =?​

Answer 1

Step-by-step explanation:

α+β=90

α=2β

2β+β=90

3β=90

β=30

α=60

cos ²α+sin²β

cos²60+sin²30

1+1/4

=1/2

Answer 2

Answer:

hi Sri

gud mrng

hru?

hope you are fine