### Mathematics Class 10 Lab Manual | 21 Lab Activities

Mathematics Lab Manual Class X   lab activities for class 10 with complete observation Tables strictly according to the CBSE syllabus also very useful & helpful for the students and teachers.

### Math Assignment Ch-11 Class X | Area Related to Plane Figures

MATHEMATICS ASSIGNMENT
CLASS 10    CHAPTER-11
Area related to Plane Figures

Math Assignment Class X : Chapter 11 : Area Related to Plane Figures like triangle, quadrilaterals and circle etc. Area of minor sector, major sector, minor segment , major segment, semi-circle, quadrants etc.

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MATHEMATICS ASSIGNMENT
CLASS 10    CHAPTER-11

Question 1

Area of sector of circle of radius 36 cm is 54Ï€ cm2 . Find the length of the corresponding arc of the sector.

Question 2

The wheel of the motorcycle is of radius 35 cm. How many revolutions per minute must the wheel make so as to keep a speed a speed of 66 km/h

Question 3

A cow is tied with a rope of length 14 cm at the corner of the rectangular field of dimensions 20 cm X 16 cm. Find the area of the field in which the cow can graze and in which the cow cannot graze.

Question 4

The perimeter of the semi-circle is 72 cm. Find its diameter

Question 5

A race track is in the form of a ring whose inner circumference is 440m and outer circumference is 506m. Find the width of the track and the area  of the track

Question 6
A bicycle wheel makes 5000 revolutions in moving 11 km. Find the diameter of the wheel.

Question 7

Radius of the circle is 7 cm and angle of the sector is 120o. Find the area of the minor sector, major sector, minor segment, major segment.

Question 8

Find the radius of the circle of a 40o arc has length 4Ï€ . Also find the area of the sector formed by the arc.

Question 9

The minute hand of a clock is 12 cm. Find the area swept by it between

a) 9am to 9:35am

b) 10 am to 10:42 am)

Question 10

In a circle of radius 21 cm and angle of sector is 60o find the

a) length of arc,        Ans 22cm

b) area of sector,      Ans 231cm2,

c) area of segment,   Ans 40.27 cm2

d) area of major segment

Question 11

If a regular hexagon is inscribed in a circle of radius r cm. Then find its perimeter and area.

Question 1 2

Diameter of semi-circular protractor is 14 cm find its perimeter.

Question 13
In Triangle ABC three sectors of radius 14 cm are drawn. Find the sum of the areas of these sectors.

Question 14
At the 4 corners of quadrilateral ABCD four sectors are drawn of equal radii of 21 cm. Find the sum of areas of all these sectors.
Question 15
In the given figure find the area of the shaded region.

Question 16

QUESTIONS DELETED FROM CBSE SYLLABUS

Question 17
Find the area of the shaded portion if BCD is a quadrant of radius 7 cm and ABCD is a square of side 7cm
Question 18
ABCD is a square of side 14 cm find the area of the shaded region.

Question 19
In the adjoining figure ABCD is a trapezium with  AB parallel to CD. Find the area of the shaded region.[Answer 28.82 cm2
Question 20
In the adjoining figure find the area of the shaded region if ABCD is a rectangle[Answer 4515 cm2]
Question 21
Find the area of the shaded region if ABCD is a square of side 14 cm and  BF = 8.4 cm.                  [ Answer 71.96 cm2]

Question 22
The diameter of the largest semi- circle is 14 cm , diameter of two empty  semi-circle is 3.5 cm and diameter  of the semi circle down the line is 7cm. Find the area and perimeter of the shaded region. [Answer 86.625 cm2]
Question 23
If AB = 14 cm, BC = 7 cm, then find the area of the shaded region. [Answer 115.5 cm2]