Malena11
Malena11 Malena11
  • 04-03-2017
  • Mathematics
contestada

Can someone please help me on this one?

Can someone please help me on this one class=

Respuesta :

sdmatera
sdmatera sdmatera
  • 04-03-2017
Add the three angles and set them to 180
4x-13+15+x+18=180
5x+20=180
5x=160
x=32

Then plug in to get A and C
A=4*32-13 
A=115

C=32+18
C=50
Answer Link

Otras preguntas

answer it correctly:)can anyone help me?:) ​
Luigi uses 39 cups of flour for every 6 pizzas he makes. How many cups of flour does he need to make 4 pizzas? If he uses 13 cups of flour how many pizzas can h
The manager of a crew that installs carpeting has tracked the crew’s output over the past several weeks, obtaining these figures: Week Crew Size Yards Installed
Which statement is true for the numbers 2.5 and -2.5? A. On the horizontal number line, 2.5 and -2.5 are equal and are located on the same point. B. On the ho
is this true or false?​
Based on the diagram, what is cos A? Enter your answer in the boxes. COS A=
Solve for congruent triangles
Find the mean or average of these savings accounts $215, $156,$318, $75, and $25​
Chloe has a small dog and a large dog. Each day, the small dog eats 3/4 cup of dog food, and the large dog 2 1/2 cups of dog food. In one week, how much more do
Discuss four causes of road accidents in Ghana.​