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

Help! Help! Anyone! Please!
Which of the following does not describe a reflex? a. is not under conscious control b. is not learned c. a voluntary response of the skeletal muscles d. may in
What is the walla walla treaty? (hurry it's due tomorrow at 10am
Idk which one goes with witch?
What’s the definition of claim of value
Solve x for 2x^2 +7x+3
1+1. Диппцташцщткьдлзущущлрлщуищуи
I need help with this problem
What is the corresponding singular Spanish phrase for con ustedes? Question 3 options: con él contigo conmigo con usted
Find the midpoint of the segment with the following endpoint (−4,−4) and (−9,5)