Question

4. One angle of a quadrilateral is 150°and other three angles are equal. What is

the measure of each of these equal angles ?

(a) 75° (b) 85° (c) 95° (d) 70°​

Answer 1

Answer:

d) 70 is correct answer

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Answer 2

Answer:

one angle is 150.

SO,

The measure of quadrilateral is 360.

then

360=150+x+x+x

360=150+3x

360-150=3x

210=3x

3x=210

x=210÷3

=70

THE MEASURE OF EACH ANGLE IS 70.