URGENT!!!!! 20 points
What is the value of x? Enter your answer in the box. x = ° Triangle A B C with angle A measuring thirty degrees, angle B measuring seventy degrees and angle C marked x

URGENT 20 points What is the value of x Enter your answer in the box x Triangle A B C with angle A measuring thirty degrees angle B measuring seventy degrees an class=

Respuesta :

Step-by-step explanation:

Sum of the interior angles of a triangle is 180°.

that is:

70° + 30° + x = 180°

100° + x = 180°

x = 180° - 100°

hence x = 80°.