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Prove that sum of all the interior angle...

Prove that sum of all the interior angles of a pentagon is `540^@`.

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Sum of all the interior angles of a quadrilateral is 180^(@) ?.

Sum of all the interior angles of a pentagon are (i) underline(540^(@)) (ii) 720^(@) (iii) 360^(@)

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MBD-Lines and Angles-Exercise
  1. In the given figure prove that g = alpha + beta + gamma.

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  2. In given fig. find x.

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  3. Prove that sum of all the interior angles of a pentagon is 540^@.

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  4. Prove that the angle between internal bisector of one base angle and t...

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  5. In the given Fig , Sides AB and AC of a DeltaABC are produced to E an...

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  6. An exterior angle of a triangle is less than either of its interior op...

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  7. Sum of the three angles of a triangle is 180^@.

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  8. Sum of the four angles of a quadrilateral is the four right angles.

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  9. A triangle can have two right angles.

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  10. A triangle can have two acute angles.

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  11. A triangle can have two obtuse angles

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  12. An exterior angle of a triangle is equal to the sum of the two interio...

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  13. Sum of the three angles of a triangle is .............. .

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  14. An exterior angle of a triangle is equal to the two ............. oppo...

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  15. An exterior angle of a triangle is always .................... than ei...

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  16. A triangle cannot have more than ............ right angles

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  17. A triangle cannot have more than ............ obtuse angles.

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  18. Sum of the angles of a quadrilateral is ................ .

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  19. In fig. AB and CD intersect each other at point O. If angleAOC + ang...

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  20. In fig. POQ is a line, anglePOR = 4x and angleQOR = 2x then the valu...

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