DELHI POLICE CONSTABLE MENSURATION 2D QUANT QUIZ-8

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Question 1:

Find the larger diagonal of rhombus whose diagonals are 4 : 5 and area is 160cm2 .

Question 2:

Find the number of sides of regular polygon whose interior angle is $540^{\circ}$.

Question 3:

What is the area of a circle inscribed in a square of area $1764 \mathrm{~cm}^{2}$ ?

Question 4:

Find the circumference of a circle whose area is 1232 $\mathrm{m}^{2}$.

Question 5:

The area of a ring where outer and inner radii are respectively $25 \mathrm{~cm}$ and $10 \mathrm{~cm}$ is:

Question 6:

The area of a right angle triangle is 630$\mathrm{cm}^{2}$ and its hypotenuse is 53 $\mathrm{ cm}$ . Then find the perimeter of the triangle.

Question 7:

If the length and perimeter of a rectangle are in the ratio $5: 18$ and area of rectangle is $720 \mathrm{~cm}^{2}$, then the breadth $($ in $\mathrm{cm})$ of the rectangle is:

Question 8:

The diameter of a circle is doubled. By how much does the area increase?

Question 9:

If the difference between the circumference and diameter of a circle is $60 \mathrm{~cm}$ then the radius of the circle must be:

Question 10:

The perimeter of a semi-circular field is $72 \mathrm{~cm}$, find its radius.