Question

Write a program to calculate and display the third angle, the first angle and the second angle

are 90 and 60. [The sum of three angles of a triangle is 180 degree.]​

Answer 1

Answer:

30°

Explanation:

the sum of three angles of a triangle is 180

90+60+ x =180

150 + x = 180

x= 180-150

x = 30