Question

The measure of three angles of quadrilateral 30°,70°and 100° find out the measurement of fourth angle​

Answer 1

Step-by-step explanation:

measurement of fourth angle=360-(30+70+100)

=360-200

=160 degrees

therefore the fourth angle is 160 degrees.

there's your answer

hope it helped!!!!!

Answer 2

Answer:

we know , the sum of the 4 angle of quadrilateral is 360°.

$now \: 70 + 30 + 100 + x = 360 \\ x = 360 - 200 = 160$

the measurement of fourth angle is 160°

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