Question

Two angles of a triangle measure 90°and 30°. The measure of the third angle is a. 90° b. 30° c. 60° d. 120° ​

Answer 1

Answer:

c. 60

Step-by-step explanation:

90 + 30 + x(3rd angle) = 180 angle sum property

x + 120 = 180

x = 60°

Answer 2

Answer:

60° is the correct answer.

Step-by-step explanation:

The sum of three angles of a triangle is always 180°.

180°= 90°+30°+x

180°=120°+x

180°-120°= 60°

Please follow me and Mark as brainliest