Area and Volume
1. What is the area of a rectangle whose length is 15 cm and breadth 8 cm?
2. What is the length of a rectangle whose breadth is 12 cm and area 84 sq. cm?
3. What is the area of a square whose side is 14 cm?
4. Find the breadth of a rectangle whose length is 6 cm and area 48 sq. cm.
5. The length and the breadth of a rectangular field are 90 m and 20 m respectively. Find its area.
Also find the cost of ploughing it at the rate of ₹ 8.50 per sq. m.
6. A path is 120 m long and 2.4 m wide. This path is required to be laid with rectangular tiles which
are 24 cm long and 15 cm broad. Find the number of tiles required to lay on the path.
7. Find the area of the following figure.
8. The area of a square floor is 320 sq m. If it is to be tiled and the area of each tile is 8 sq m. How
many tiles will be needed to tile the floor?
9. The length and the breadth of a rectangular field are 80 m and 20 m respectively. Find its area.
10. Find the area of the given triangle.
11. Find the volume of cubes with sides 4.6 cm.
12. Find the volume of cuboids with length = 20 m, breadth = 15 m and height = 8.3 m.
13. A book is 25 cm long, 14 cm wide and 8 cm high. What is the volume of 5 such books?
Geometry
Revision Worksheet
1.Draw a 45°, 65°, 95°,120° , 135° angle using a protractor and name it.
Also write it's type.
2.Find the circumference of a circle with a radius of 7 cm
3.A circular garden has a diameter of 12 meters. What is its
circumference?
4.A wheel has a circumference of 62.8 cm. What is its diameter?
5.Identify the polygon -
a) A quadrilateral has opposite sides equal and all angles equal to 90°.
What is it?
b) A quadrilateral has all four sides equal, but its angles are not
necessarily 90°. What is it?
c)A quadrilateral has only one pair of parallel sides. What is it?
d)A triangle has two sides equal and one side different. What type of
triangle is it?
6. Fill in the blanks-
1. An angle that is exactly 90° is called a __________ angle.
2. An angle that is greater than 90° but less than 180° is called a
__________ angle
3. An angle that is greater than 180° but less than 360° is called a
__________ angle.
4. Unit of measuring an angle is ___________
5. A quadrilateral with all sides equal and opposite angles equal is called
a __________.
6.If a triangle has sides 5cm, 6cm and 10 cm it is a_____________
triangle.
7. A triangle where angles are 30° ,70° and 80° is called an ___________
triangle.
8. Arms of an angle is formed by ___________
9. The distance from the centre of a circle to any point on its
circumference is called the _________
10. The longest chord of a circle, which passes through the centre, is
called the __________.
11. The circumference of a circle is the total __________ around it
12. If the diameter of a circle is 10 cm, its radius is __________ cm.
13.If the circumference of a circular park is 88 m, its radius is
__________ m.
14. A clock shows the time as 10:15. The angle formed between the hour
and minute hands is an __________ angle
15. The hands of a clock at 3:00 form a __________ angle, which
measures exactly __________°.
16. ________________triangle have one obtuse angle and two acute
angles
17. In an acute angled triangle all angles are __________
18. A polygon with 5 sides is called a ______________
19. polygon where all the sides are equal are called _________ polygon
20. Radius of a circle is ______ of the diameter.
