Swagduck343 Swagduck343
  • 04-08-2018
  • Mathematics
contestada

What is the measure of angle 8 if AB = 7 and AC = 9? Round to the nearest degree.

What is the measure of angle 8 if AB 7 and AC 9 Round to the nearest degree class=

Respuesta :

sumayayahya15pc9y3u sumayayahya15pc9y3u
  • 04-08-2018

the answer is 52°

use the laws of trig

its a right triangle, so cotan 9/7 is 52°

Answer Link
jimthompson5910 jimthompson5910
  • 04-08-2018

tan(angle) = opposite/adjacent

tan(B) = AC/AB

tan(B) = 9/7

B = arctan(9/7)

B = 52.125 which is approximate

B = 52

--------------------------------------

The final answer is choice D) 52 degrees

Answer Link

Otras preguntas

Which of the following numbers is between 0.40 and 0.47 ? 7/50 19/50 21/50 43/50
Who would I solve this?
The function g(x) is described in the table below what is g(0)+g(4)?
Sven discovered a new organism. It is unicellular, has no nucleus, and its cell wall lacks peptidoglycan. To which domain does Sven's new organism belong? a- Ar
Who's gonna answer my last math question??
Which of the following is the most susceptible to damage by pollution in the air and precipitation A. The roots of trees B. Trees at high elevations C. Birds th
Which matrix equation represents the system of equations? [4x - 2y = -7 3y = 5
A jar with screws weighs 2.9 kg. A similar jar with nails weighs 700 g. The screws weigh five times as much as the nails. How much does the jar weigh?
If a king steals from his people what does more suggest he do from utopia
What is the pH of a solution with an [H+] of 9.34 x 10-6