Angles of a quadrilateral are 2a + 15°, 3a + 5°, 70° and a. Find the value of a
Answers
Answered by
0
Answer:
45°
Step-by-step explanation:
The Sum Of all side of quadrilateral is 360° .
So,
2a+15°+3a+5°+70°+a = 360°
6a+90 = 360°
a = (360-90)/6
a=45°
Similar questions