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A reflex angle is an angle that lies bet...

A reflex angle is an angle that lies between `180^@` and `270^@`

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An angle whose measure lies between 180^(@) and 360^(@) is called a . . . . . . . . . . . angle.

Fill in the blanks: An angle whose measure lies between 0^@ and ............ is called an acute angle.

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

MODERN PUBLICATION-LINES AND ANGLES-EXERCISE
  1. 125^@ and 75^@ are supplementary angles.

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  2. The numbre of pairs of vertically opposite angles formed by two parall...

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  3. A reflex angle is an angle that lies between 180^@ and 270^@

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  4. A triangle can have at most one right angle.

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  5. Can two adjacent angles be supplementary?

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  6. A triangle can have at most one right angle.

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  7. Fill ups The complement of an acute angle is……….angle.

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  8. Fill ups The supplement of an obtuse angle is………….angle.

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  9. Fill ups The supplement of a right angle is………………angle.

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  10. Angles forming a linear pair are supplementary.

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  11. Fill ups 27^@ and 153^@ are…………….angles.

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  12. A triangle can have at most one right angle.

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  13. Fill ups The sum of three exterior angles of a triangle are in the rat...

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  14. Fill ups If 180^@ is to a straight line, then 360^@ is to a…………….. .

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  15. If two parallel lines are intersected by a transversal, then each pair...

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  16. If two parallel lines are intersected by a transversal, then each pair...

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  17. Find the measure of an angle which is equal to five times the compleme...

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  18. Two complementary angles are such that twice the measure of the one is...

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  19. In the fig angleAOB is straight line. If angleAOC+angleBOD=85^@ then ...

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  20. In fig the value of y is

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