Annalisef2007 Annalisef2007

02-03-2021
Mathematics

contestada

please help this is the last question and i don’t understand

please help this is the last question and i dont understand class=

Respuesta :

Podetola Podetola

02-03-2021

Answer: 30

Step-by-step explanation:

The angles of triangles have to add up to 180°

So:

x + x + 70 + x + 20 = 180

Bring like terms together

x + x + x + 70 + 20 = 180

3x + 90 = 180

Subtract 90 from both sides

3x = 90

Divide both sides by 3

x = 30

Answer Link

Otras preguntas

What is cos P? Right triangle PQR with a short leg measuring 5, a long leg measuring 12, and the hypotenuse as 13A. 5/12B. 12/13C. 5/13D. 12/5

I need help on my English homework I have no

You can divide any parallelogram into two matching triangles. How is this useful?i need to know this answer right now please

A circle has an area of 16 pie square meters. What is the circumference of the circle? Please show how to solve. Thank you

How to convert 0.39 into a fraction?

Who were the Britons fighting against in the middle ages?

If a car can go from 0 to 60 mi/hr in 8.0 seconds, what would be its final speed after 5.0 seconds if its starting speed were 50 mi/hr?

how do i change a trapezoid into a rectangle

Who do you think snitched on Anne Frank and her family?

what type of monkey starts with an h?