Geometry & Mensuration Worksheet-4

Geometry & Mensuration Worksheet-4

1. A triangle has a height of 8 meters and an area of 42.8 square meters. What is the base of the triangle?

A. 12.7 meters                              B. 10.7 meters

C. 5.35 meters                              D. 4.7 meters

2. A box is a cube with sides of length 20 cm. What is the volume of the box in cubic cms ?

A. 8,000             B. 800                C. 400                 D. 60

3. Which of the angles in the figure below is an obtuse angle?

A. ADC               B. CDB               C. ADB               D. DBA

4. Find the measure of angle a?

A. 45º                 B. 60º                 C. 40º                 D. 65º

5. Find the perimeter of a regular hexagon with each side measuring 6 meters.

A. 36 meters     B. 12 meters      C. 30 meters     D. 42 meters

6. Number of angles formed in the given figure is:

A. 3                     B. 2                     C. 1                      D. 4

7. The longest chord of a circle is:

A. radius            B. diameter       C. arc                  D. none of these

8. 60⁰, 20⁰ and 90⁰. Can they form a triangle?

A. No                  B. Yes                 C. Sometimes   D. None of these

9. If in a quadrilateral ABCD, ∠A = 120⁰, ∠B = 60⁰, ∠C = 100⁰ then ∠D = _____.

A. 80⁰                B. 90⁰                 C. 180⁰               D. 360⁰   

10. A solid figure with 6 square surfaces is:

A. cuboid           B. prism             C. sphere           D. cube

Answer Key:

1. (b); 2. (a); 3. (c); 4. (b); 5. (a); 6. (d); 7. (b); 8. (a); 9. (a); 10. (d)