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

What is the french expression that correctly expresses: il est 12 heures du soir. il sont 12 heures pile. il est midi. il est minuit?
What is 62% of 25 answer quick please
4x-6+x+3 what is the value of this expression if x=8
Find the quotient and remainder for 52 divided by 8
What will one see during an annular eclipse?
what is the awswer for 0.75a=-9
With 20 amino acids to choose from how many different combinations are there for a protein thats three amino acids long
Which type of mixture looks like it is one substance
1. Explain the five steps of the scientific method. 2. In at least three sentences, explain why scientists use the scientific method to help them solve problems
Tú __________ (mirar) la pizarra.