The measure of the exterior angle is equal to the sum of the remote interior angles. Overall the sum of all the angles of a triangle is 180 degrees.
As given in the question,
Two remote interior angles measure = 
Hence, the exterior angle will be 99°
Option B is correct- The exterior angle measures 99˚.
Answer:
7/45
Step-by-step explanation:
If you can use your calculator*
Just press 0.1555555555555555555555555555 repeatedly
If you cant:
I dont know sorry
Answer:
2sqrt(10)
Step-by-step explanation:
Use the Pythagorean theorem.
x^2 + 3^2 = 7^2
x^2 + 9 = 49
x^2 = 40
x = sqrt(40)
x = 2sqrt(10)
Yes... it can be a horizontal line