zaneb131 zaneb131
  • 03-06-2018
  • Mathematics
contestada

Find the angles please please

Find the angles please please class=

Respuesta :

adrielcavalcant
adrielcavalcant adrielcavalcant
  • 03-06-2018
Angle BAC
cosφ⁻¹ = (10² + 17² - 11²)/(2*10*17) = 37.9 ≈ 38°
Angle ACB
cosφ⁻¹ = (10² + 11² - 17²)/(2*10*11) = 108.0°
Angle ABC
cosφ⁻¹ = (11² + 17² - 10²)/(2*11*17) = 34.0°
See you !
Answer Link

Otras preguntas

Which renewable energy source is used most?
share a story of a time in which you felt a hero saved you
n the kitchen cupboard, there are three jars containing different items. sugar is to the right of rice and the flour is to the right of the sugar. which one is
Which area of the stage was out of view of the audience
FREE POINT'S FREE POINT'S FREE POINT'S
Find k given that (3k + 1), k, and - 3 are the first three terms of an arithmetic sequence. Show your work and please explain what you did in each step.
6) The coordinates of K are (-7, 8) and the coordinates of ] are (6,-3). Find the coordinates of the midpoint of JK.
There's an optimization problem for my AP Calculus class that I am stuck on: You just adopted an iguana and are trying to build a pen with a rectangular bottom
the preindustrial age for western civilization lasted from the start of recorded history to about the?
JB and sarah are out on a hike. they follow a river running due south for about 2.3 miles. They then decide to turn due east and hike for another 3.4 miles and