Question

The measure of three angles of a quadrilateral is 30,70, 100 . find out the measurement of fourth angle.​

Answer 1

We know that the sum of all angles of a parallelogram is 360°.

Let x be the unknown angle,

X+30+70+100=360

200+X=360

X=360÷200

X=

Hence, the answer is

Answer 2

Answer:

160 is the amswer

Step-by-step explanation:

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