3. Refresh/Reload the page if the test is not responding

4. Always write numbers in figures example 39

5. If the answer contains units write as cm, m, m^2, mm^3 etc. but no spaces.

6. Write answers in assending order unless any other order is required

1. Value of pie given by Aryabhatta was ________.

2. A wire is bent into the shape of a square, then the area of the square is 81 sq.cm.
If this wire is bent into shape of a semicirle , the area of the semicircle is ____ sq. cm.

3. Find area of shaded portion given CXB is a quadrant with centre A and radius 14 cm and CYB is semicircle

with BC as diameter

4. Diameter of bigger semi circle is 108 cm. The area of shaded region = _______ pie cm2

5. Find the area between a circle and an equilateral triangle inscribed in it, given radius of triangle is 48cm.

6. In figure diameter of smaller circles is equal to radius of bigger circle. Diameter of bigger circle is equal to 21 cm.
Find area of shaded region

7. OPQR is a rhombus three of whose vertices lie on the circle with centre O. If the area of the rhombus is 32squareroot3 cm2. Find radius of circle.

8. The area of an equilateral triangle is 17320.5 cm2. With each vertex as cenre a circle is described with
radius equal to half the length of the side of the triangle. Find the area of the circle enclosed between the three circles.
[ Choose one or more]

1620.5 cm2
162050 mm2
16205 cm2
None of the above2

9. One horse each with a rope of length 7 m is tied to each corner of a hexagon. Find area which can be grased by the six horses.

[ Choose one or more]

none of these

10. The sum of the radii of two circles is 140 cm and difference of their circumferences is 88 cm. Find their diameters.[ Do not write units]