georgespiff69 georgespiff69

01-03-2021
Mathematics

contestada

PLEASE HELP NO TROLLS
5. Find the measure of angle A. *

PLEASE HELP NO TROLLS 5 Find the measure of angle A class=

Respuesta :

mrtapatio445 mrtapatio445

01-03-2021

30 degrees. A triangle is 180. The right angle is 90.
90=7x-10+3x
add ten to both sides and combine like terms
100=10x simplify
10=x now substitute
3x
3(10)=30

Answer Link

Otras preguntas

-6x+4y=-1 solve for y

What is the value of k?

100 POINTS True or False- Many African American sharecroppers were arrested due to their lack of information on the Selective Draft Act during WWI.

A hairstylist schedules 1/4 hour to trim a customers hair and 1/6 hour to style the customers hair.The hairstylist plans to work 3 and 1/3 hours each day for 5

Charlie was having a Halloween party. She decided to make a gigantic spider to hang from the ceiling. The spider has 8 legs. Each leg was 12 3/4 feet long.once

On his fruit stand, Mr. Roberts has 13 papayas 23 fruit stares 35 mangoes and 19 strawberries. What is the ratio of the number of mangoes to the total number of

why was atlanta chosen as the capital?

What are some of the tools used in the paper lithic era

20 points! How do I factor 8x^2-6x-9 Using the Slide and Divide Method? Thank you! (By the way, I have one more factoring problem after this, please help.)

and solve the problem. 1. Shamariah collects silk roses. She had 17 silk roses in a vase. Six friends each gave her 3 more roses. How many roses does Shamariah