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

What are the 5 steps on the Maslow's Hierachy of Needs?​
krichoffs law of current questions​
A survey on Internet usage was conducted among a group of 200 students in the school cafeteria. It was found that 100 students spend at least two hours online e
Active into pasive. Someone painted the doors white
At first, when he begins to time travel, what is the Time Traveller preoccupied by in The Time Machine? A. How long he would travel B. Where he would stop C. Wh
Complete the table for the given rule. Rule: y is 0.750.750, point, 75 greater than x x y 0 3 9
In Japan, there is something called Anime, It's a form of animation in Japan and is one of the most popular types of tv since what year?
The diameter of a cone is 34 ft. the height is 16 ft what is the volume in cubic ft?
A man has three sons. What is the chance of his next child being a son?
Como en la sociedad colombiana la familia es importante