princessolua princessolua
  • 02-08-2020
  • Mathematics
contestada

Please help with the questions on the picture, it's very urgent......Thank you✨​

Please help with the questions on the picture its very urgentThank you class=

Respuesta :

odebiyioluwatomisin
odebiyioluwatomisin odebiyioluwatomisin
  • 02-08-2020

Answer:

2. sinθ= cos 35°

sinθ= sin(90°-35)

θ= 55°

3. cos4θ= sin5θ

cos 4θ= cos (90-5θ)

4θ=90°-5θ

collect like terms

4θ+5θ=90°

9θ=90° (divide both sides by 9)

therefore θ=10°

Answer Link

Otras preguntas

ALGEBRA 1 CP HELP !!! Order The numbers below from least to greatest
Why was the nation’s new capital built on the Potomac River between Maryland and Virginia?
The Man Who Rigged America's Election Maps By Vox, Oct 17, 2019 Answer the following questions using complete sentences. Highlight your answers in yellow. 1. Wh
What is Mrs. Flowers’s plan for helping Marguerite overcome her fear of speaking, and what reason does she give for doing it? Support your response with evidenc
Compare the United State's decision to participate in the Spanish American War and in WW1
9 Plants cost £18.00. How much would 3 plans cost?
mary made muffins for mom and me. this is an example of
What tuberculosis means "
what is the simplified form of 4 x 6^2 ÷ 3 + 7? ​
When roeks grind and squeeze past each other, metamorphism can occur. A. contact B. dynamic c. regional D. impact