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

Draw a flowchart or write pseudocode to represent the logic of a program that allows the user to enter two values. The program outputs the sum of and the differ
How many hundreds are the same as 50 tens.
Write an equation for a rational function with the given characteristics. Vertical asymptotes at x = -3 and x=5, x intercepts at (-5,0) and (2,0), horizontal a
What is the things that you want to achieve in your life? Explain.
thrice the sum of d and 7
Tirunesh Dibaba perform her training in a circular track of radius r . after ten complete revolution what can you say about her distance & displacement.​
what is the domain and range of this function...​
Many metro trains are automated for their route. If the standard cruise speed for the train is 49 mph and the train can accelerate at 7.6 m/s/s, for how many se
A scientist is trying to determine if a reaction is endothermic or exothermic and measure how much energy is absorbed or given off. The scientist plans to perfo
The time to wait for a particular rural bus is distributed uniformly from zero to 75 minutes. One hundred riders are randomly sampled to learn how long they wai