raumqari
raumqari raumqari
  • 11-05-2019
  • Mathematics
contestada

What is the measure of ∠A, to the nearest degree? 15 POINTS

a) 17°

b) 33°

c) 57°

d) 73°

What is the measure of A to the nearest degree 15 POINTS a 17 b 33 c 57 d 73 class=

Respuesta :

dstoyanov06p7vl9m dstoyanov06p7vl9m
  • 11-05-2019

Answer:

33 degrees

Step-by-step explanation

I used arcos, ∠A = arccos((a2 + b2 - c2)/2ab)

= 0.5795 rad = 33.203° = 33°12'11"

Answer Link
imhayes
imhayes imhayes
  • 11-05-2019

b, 33 degrees is correct

Answer Link

Otras preguntas

Name the 5 characteristics needed for a substance to be a mineral
6. If the pattern continues, what would be the ninth number in the pattern? 4 8, 12, 16___ ( full question on pic ) Hi! can someone help me please, thank u!
PLEASE HELP I HAVE A TIME LIMIT ON THIS!!
given: triangle JKN J (3,1), K (5,2), N (1,5) a) find the coordinates of the centroid. b) find the coordinates of the orthocenter. c) find the coordinates of th
What happens to all light bulbs in a series circuit when one burns out?
Given f(x)=9-2x, find f(10). A.-11 B.11 C.29 D.-29
An astronaut uses a pendulum with a mass of 0.200 kg to measure the acceleration due to gravity on Planet X. He lifts the pendulum's mass a vertical height of 0
What is the value of k?
Which of these BEST describes the meaning of the Bill of Rights? A) The government of the United States give the citizens their rights. B) The government of the
PLEASE!!!! Which option identifies the satellite technology best utilized in the following scenario? A forest management company that is not concerned about tim