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

How many atoms are in 0.750 moles of zinc?
Why was is difficult for the Arab people to form one nation?
“The genetic code is universal.” Explain this statement.
A farmer hauled in 120 bales of hay. Each of his cows ate 1 1/4 bales. How many cows the farmer feed?
Natalie earns $2.50 for each cd she sells and $3.50 for each dvd she sells.  Natalie sold 45 dvds last year.  She earned a total of $780 last year selling cds a
Can somoene help me with this question??How might the history of the U.S. have been different if the original thirteen states had been guaranteed a perpetual ma
An airplane travels 3,260 kilometers in 4 hours. What is the airplane’s average speed?
Which of the kingdoms has the smallest number of known species
The value square root of 53 of lies between which two consecutive integers?
How do you Factor c(squared)-8c ??