In the given figure, PQRS is a square of side 20 c | Volume and Surface Area Questions & Answers

Q:

$Find the surface area (in {cm}^{2}) of a sphere of diameter 28 cm .$

A) 3422	B) 3852
C) 2464	D) 3550

Answer & Explanation Answer: C) 2464

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

3 18723

Q:

What is the measure of an interior angle of a regular polygon of 8 sides?

A) 140	B) 144
C) 135	D) 150

Answer & Explanation Answer: C) 135

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 9581

Q:

Find the volume (in cm3) of a right circular cone of diameter 7 cm and height 7 cm.

A) 69.06	B) 16.43
C) 11.15	D) 89.83

Answer & Explanation Answer: D) 89.83

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 14293

Q:

∆PQR is right angled at Q. If m∠P = 60 deg, then find the value of (secR + 1/2).

A) (2√2+√3)/2	B) (√3+4)/2√3
C) √3+2	D) 5/6

Answer & Explanation Answer: B) (√3+4)/2√3

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 10032

Q:

Find the volume (in cm3) of a hemisphere of diameter 7 cm.

A) 77	B) 63
C) 89.83	D) 54.13

Answer & Explanation Answer: C) 89.83

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 10566

Q:

In ΔPQR measure of angle Q is 90 deg. If tanP = 24/7, and PQ = 14cm, then what is the length (in cm) of side QR?

A) 50	B) 20
C) 26	D) 48

Answer & Explanation Answer: D) 48

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

1 576

Q:

Find the surface area (in sq.cm) of a sphere of diameter 14 cm.

A) 616	B) 4699
C) 8628	D) 6922

Answer & Explanation Answer: A) 616

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

3 14908

Q:

If the edge of a cube is increased by 3 cm, the volume will increase by 657 cub.cm. What then is the original length of each edge of the cube?

A) 9 cm	B) 6 cm
C) 8 cm	D) 7 cm

A) 5√10	B) 4√10
C) 8√5	D) 16√2

In the given figure, PQRS is a square of side 20 cm and SR is extended to point T. If the length of QTis 25 cm, then what is the distance (in cm) between the centers O1 and O2 of the two circles?

Quick Links