ICSE Class 8 Answered
three angles of a quardilateral are in the ratio 2:5:6. if the fourth angle measures 100^○, find the other three angles of the quardilateral.
Asked by aradhanadas317 | 09 Dec, 2020, 08:37: PM
Expert Answer
Let the three angles of a quadrilateral be 2x, 5x and 6x.
Sum of all the angles of a quadrilateral is 360º.
2x+5x+6x+100 = 360
→ 13x = 260
→ x = 20
So, the three angles of a quadrilateral is 40º, 100º and 120º.
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