Rupesh Pathak and Vaishali Bhatia Solutions for Chapter: Understanding Shapes, Exercise 7: Worksheet

If each angle of a rhombus is a right angle, then rhombus is a_____
 

If the diagonals of a quadrilateral bisect each other at right angles, then it is a_____

If all the angles of a quadrilateral are equal, find the measure of each angle. What special name can you give to this quadrilateral?

The measure of one angle of a parallelogram is ${63}^{°}$. Find the measure of the remaining three angles.

The ratio of adjacent sides of a parallelogram is $2:3$. Find the length of each side if its perimeter is $80 \mathrm{cm}.$

Find the number of sides of a regular polygon if the sum of all its interior angles ${4500}^{°}.$

Three angles of a quadrilateral are in the ratio $2:4:5$. The sum of the least and the greatest of these angles is ${140}^{°}$. Find all the four angles of the quadrilateral.

The length of a rectangle is $7 \mathrm{cm}$ more than its breadth and its perimeter is $46 \mathrm{cm}$. Find the length of its diagonal.