Surface Area and Volumes (IMO- Mathematics Olympiad Class 9): Questions 32 - 36 of 104

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 919 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

Question number: 32

» Surface Area and Volumes

MCQ▾

Question

The base and height of the triangle are in the ratio 4:6 . The area of the triangle is 108cm2 , then height of triangle = ________

Choices

Choice (4) Response

a.

20 cm

b.

22 cm

c.

18 cm

d.

19 cm

Question number: 33

» Surface Area and Volumes

MCQ▾

Question

The area of a square and a rectangle are equal. The side of square is 12 cm and the length of rectangle is 16 cm. the perimeter of the rectangle is ________

Choices

Choice (4) Response

a.

25 cm

b.

50 cm

c.

75 cm

d.

144 cm

Question number: 34

» Surface Area and Volumes

MCQ▾

Question

In the given figure, PQRS is a square of side 2a with centers P, Q, R and S, four circles are drawn such that each circle touch externally two of the remaining three circles. Then the area of the shaded region is ________

Given the PQRS is a square of side 2a and 4 circles are drawn

Given the PQRS Is a Square of Side 2a and 4 Circles Are Drawn

Given the PQRS is a square of side 2a. With centres P, Q, R and S, four circles are drawn such that each circle touch externally two of the remaining three circles find the area of shaded region

Choices

Choice (4) Response

a.

2a2πa

b.

(2π)

c.

2π2(2a)

d.

2(aπ)

Question number: 35

» Surface Area and Volumes

MCQ▾

Question

The area of rhombus is 28cm2 and one of its diagonals is 4 cm. its perimeter is ________

Choices

Choice (4) Response

a.

253cm

b.

453cm

c.

53cm

d.

36cm

Question number: 36

» Surface Area and Volumes

MCQ▾

Question

In the given figure, a square PQRS has been inscribed in the quadrant PARB. If PQ = 16 cm, then the area of the shaded region is [Take π=3.14 ] ________

Given a square PQRS has been inscribed in the quadrant PARB

Given a Square PQRS Has Been Inscribed in the Quadrant PARB

Given a square PQRS has been inscribed in the quadrant PARB, if PQ = 10 cm, then find the area of the shaded region

Choices

Choice (4) Response

a.

67cm2

b.

53cm2

c.

89cm2

d.

57cm2

Sign In