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The three angles of a quardilateral …

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The three angles of a quardilateral are equal .if the measure of the fourth angle is 120°,what is the measure of each of the equal angles?

Posted by Anshika Mishra 6 years, 11 months ago

CBSE > Class 08 > Mathematics

4 answers

Prince Thakur 6 years, 11 months ago

60, 120, 60

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Mayank Chaudhary 6 years, 11 months ago

80 is answer

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Yogita Ingle 6 years, 11 months ago

Let x be one the three equal angles.
Sum of all the angles of a quadrilateral = 360°
x + x + x + 120° = 360°
3x + 120° = 360°
3x = 360 °- 120°
3x = 240°
x = 240/3°
x = 80°
Thus the measure of each of equal angle is 80°.

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Anshika Mishra 6 years, 11 months ago

Plzz tell me answer

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CBSE > Class 08 > Mathematics