gamblenyny
gamblenyny gamblenyny
  • 22-12-2020
  • Mathematics
contestada

What is the measure of angle A in the triangle?

What is the measure of angle A in the triangle class=

Respuesta :

PirateApple
PirateApple PirateApple
  • 22-12-2020

Answer:

Angle A = 50°

Step-by-step explanation:

(2x - 10) + (x + 30) + 70 = 180

3x = 180 + 10 - 30 - 70

3x = 90

x = 90/3

x = 30

A = 2x -10

A = (2 * 30) - 10

A = 60 - 10

A = 50

Answer Link

Otras preguntas

If -nx2 + tx + c = 0, what is x equal to?
What are 3 things an Apple, Knife and Mirror have in common?
What was vomitorium used for?
can someone help? If 3∈A and 3B, then which of the following statements is not true?A: 3 is an element of B complement.B: 3 is an element of A∪B.C: 3 is an elem
Suppose a rocket ship in deep space moves with constant acceleration equal to 9.8 m/s2, which gives the illusion of normal gravity during the flight. (a) If it
why oxygen important in your body?
Austria, Hungary, Yugoslavia, Czechoslovakia, and _________________  became independent nations after World War I.
Q1. In a 100m track event, the time taken by four runners is 10 sec., 10.2 sec., 10.4 sec and 10.6 sec. Find the ratio of their speed.
You kick a ball with a speed of 14 m/s at an angle of 51°. How far away does the ball land?
(1) Glen’s horse, Tipper, grazes lazily in his grassy.In sentence (1), what part of speech is "lazily"? (A)verb (B)adverb (C)adjective