Q7. If three angles of a quadrilateral are 75, 90 and 75 degree. Find the measure of fourth angle. *
Answers
Answered by
23
Answer:
75+90+75+ 4th angle = 360
240 + 4th angle = 360
4th angle = 360-240
= 120 degree
Answered by
8
Answer:
120 degree
Step-by-step explanation:
sum of all angles in quadrilateral are 360 so 75 +90+75+ let take the angle x
x= 360 -75 - 75 -90
x = 120
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