Rupesh Pathak and Vaishali Bhatia Solutions for Chapter: Understanding Shapes, Exercise 5: Exercise 8.3

Identify the kites from the following quadrilaterals.

Identify the trapeziums from the following quadrilaterals.

Find the value of  $x$and $y$ in the following parallelogram.

The perimeter of parallelogram $ABCD$ is $40 \text{cm}$.$\text{ If }AB=6 \mathrm{cm}\text{, find }BC,CD\text{ and }DA$.

The length of the diagonal of a rhombus are $16 \mathrm{cm}$ and $12 \mathrm{cm}$. Find the side (in $\mathrm{cm}$) of the rhombus

If the length of the diagonal of a square is $20 \mathrm{cm}$. If the side of the square is $k\sqrt{2} \mathrm{cm}$, find the value of $k$.

If the length of a diagonal of a square is $20 \mathrm{cm}$. If the perimeter of the square is $k\sqrt{2}$, find the value of $k$.

Prove that adjacent angles of a parallelogram are supplementary