Geometry & Mensuration Worksheet-9

Geometry & Mensuration Worksheet-9

1. A circle has radius r, diameter d and circumference C. Which option below shows a CORRECT relationship between the r, d and c?

A. r = 2 × d, C = d + r                  B. c = 3.14 × r, d = 3 × r

C. C = d ÷ r, r = 2 × d                  D. d = 2 × r, c = 3.14 × d

2. Name the figure shown below.

A. line                                              B. line segment

C. ray                                              D. point

3. Which type of angle is shown below?

A. acute              B. right               C. straight         D. obtuse

4. What is the area of a triangle with base 12 m and a height of 18 m?

A. 208 m           B. 126 m²           C. 108 m²          D. 98 m²

5. Line segment has _____end points.

A. 1                      B. 2                     C. 3                      D. no

6. When two lines are parallel, the distance between them is:

A. always equal                             B. not equal

C. increases                                    D. none of these

7. If the radius of a circle is increased by 4 times then its diameter increases by:

A. 5 times          B. 8 times          C. 12 times        D. 4 times

8. A triangle can have:

A. One right angle                        B. two right angles

C. three obtuse angles                 D. none of these

9. Perimeter of a square whose length measures y units is:

A. 6y                  B. 4y                   C. 2y                  D. 8y

10. Edge of a cube whose volume is 27 cu cm is:

A. 1/9 cm          B. 1/3 cm           C. 3 cm               D. 9 cm

Answer Key:

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