Question

MATHS QUESTIONS IT`S AGAIN

Answer 1

Answer:

Q15)

3x+5x=120 (exterior angle property)

8x=120

x=120/8

=15

Now,

5x= 5×15=75

3x=3×15=45

Now,

75+45+x=180 (angle sum property)

x=180-120

x=60

Therefore; all sides of the triangle are

75°, 45° and 60°