baileychole
baileychole baileychole
  • 04-03-2021
  • Mathematics
contestada

4. Which trigonometric expression is equal to cos 72°? A. cos 55° B. cos 50° C. sin 61° D. sin 18°​

4 Which trigonometric expression is equal to cos 72 A cos 55 B cos 50 C sin 61 D sin 18 class=

Respuesta :

reeserl reeserl
  • 04-03-2021

Answer:

D.  sin 18°

Step-by-step explanation:

sin 18 because 18 + 72 = 90

Answer Link

Otras preguntas

VERY EASY. Which one is better? 1. She wanted her to live IN a different family. 2. She wanted her to live WITH a different family.
What is the name of the process in which tRNA is involved in making proteins?
any ideas for blast from the past girls that I can dress up as with cloths I can find at home (I have my mom cloths I can wear if it so something I wouldn't ha
BEST FOR BRAINLIEST The table below shows some prices at a produce stand. Produce Price per Pound Onions $3.25 Yellow Squash $1.99 Spinach $2.00 Potatoes $2.50
45 more than the product of 3 and a number y is 95
which one is bigger 1/3 or 1/4
How does Newton's third law of motion describe forces? a. as many forces b. in pairs of forces c. as individual forces d. as an infinite number of forces
A 1-liter bottle of orange juice used to cost $2.85 at a food market. Its price has increased; the new price is 110 percent of the original price. What is the n
Something that is out of place or doesn't fit is considered a. pathos. b. incongruous. c. hereditary. d. gregarious.
The United Kingdom is made up of:EnglandFranceNorthern IrelandScotlandThe NetherlandsWales