Construct a rhombus PAIR, given that PA = 6 cm and
angle ∠A = 110°.
Each interior angle of a polygon is 108°. Find the number
of sides of the polygon.
The ratio of exterior angle to interior angle of a regular
polygon is 1:4. Find the number of sides of the polygon.
Three angles of a quadrilateral are 50°, 40° and 123°. Find its fourth angle.
In a parallelogram PQRS, the bisectors of ∠P and ∠Q meet at O. Find ∠POQ.
The four angles of a quadrilateral are in the ratio 3 : 4 : 5 : 6. Find the angles.
Two adjacent angles of a parallelogram are in the ratio 4:5. Find their measures.
Construct a quadrilateral ABCD in which AB = AD =
5cm, BC = CD = 7cm and BD = 6cm. What type of
quadrilateral is this?
If AM and CN are perpendiculars on the diagonal BD of a
parallelogram ABCD, Is ∆AMD ≅ ∆CNB? Give reason.
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