shakiah68
shakiah68 shakiah68
  • 03-03-2022
  • Mathematics
contestada

Find the measure of angle A.(First solve for x, then plug it into 9x+4 to get the final answer!)​

Find the measure of angle AFirst solve for x then plug it into 9x4 to get the final answer class=

Respuesta :

shahtejas797 shahtejas797
  • 04-03-2022

Answer:

40 degrees

Step-by-step explanation:

Sum of all angles of triangle is 180 degrees.

So, 80+(9x+4)+(16x-4)=180

80+25x=180

25x=100 -> x=4

So angle A = 9(4)+4= 40 degrees

Answer Link

Otras preguntas

The specific gravity of basalt is about
How did the Vietnam War influence the foreign policy of Richard Nixon?
Who were the Silverites?
Aristotle believed that the earth is made of permanent, non-perishable matter he called aether. true false
all such substances which are used by humans for their survival and welfare are called?
find the range of f(x)=-2x-5 for domain -2, -1, 1, 2
What is the definition of medical necessity?
rachel purchased different carpets that had the same ratio of the length to the width. the table below shows the length and width of some carpets rachel bought:
Not all laws should be enforced in all situations. true or false. (points : 10) true
Adam Smith wrote the famous economics book _____. The Wealth of Countries The Rise of Mercantilism The Wealth of Nations The Wealth of Economic Systems