Question

Two angels of a triangle measures 90° and 30° the measure of third angel is​

Answer 1

Answer:

let the third angle be x

90°+30°+x=180°[sum of 3 angles of a triangle=180°]

120°+x=180°

x=180°-120°

x=60°

hope it helps you

Answer 2

Answer:

x = 60°

Step-by-step explanation:

90°+30°+x = 180° (ANGLE SUM PROPERTY)

x+120°=180°

x=180°-120°

x=60°