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In the fig. AB is a mirror, PQ is the in...

In the fig. AB is a mirror, PQ is the incidentray and QR, the reflected ray. If `anglePQR=112^@`, find `anglePQA`

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MODERN PUBLICATION-LINES AND ANGLES-EXERCISE
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  2. If the fig. three coplanar lines intersect at a point O, forming angle...

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  3. In the fig. AB is a mirror, PQ is the incidentray and QR, the reflecte...

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  4. Prove that the bisectors of two adjacent supplementary angles include ...

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  5. If two straight lines intersect each other, then prove that the ray op...

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  6. In the fig. AB||CD are cut by a transveral t at E and F respectively. ...

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  7. In the fig. AB||CD and angle1 and angle2 are in the ratio 3:2 determin...

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  8. In the fig. AB||CD find the value of x

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  9. In the fig. AB||CD and BC||ED. Find the value of x

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  10. In the fig. AB||CD> find the value of x

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  11. In the fig. state which lines are parallel and why?

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  12. In the fig. if l||m, n||p and angle=90^@ and find angle2

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  13. Which pari of lines in the fig. are parallel? Given reasons

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  14. In the fig. ABCD is a quadrilateral in which AB||DC and AD||BC prove t...

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  15. Two lines are perpendicular to the same line are ......... to each oth...

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  16. Prove that if one angle of a triangle is equal to the sum of the other...

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  17. Two lines AB and CD intersect at O. if angleAOC+angleCOB+angleBOD=270^...

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  18. In the fig. p is a transversal to lines m and angle2=120^@ and angle5=...

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  19. If l,m and n are three straight lines such that l||m and l||n then pro...

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  20. In the fig. arms BA and BC of angleABC respectively parallel to arms B...

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