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Quick random quizMixed questions, start right away Practice sets by topic20–25 MCQs per topic, answers explained

History

Ancient India
Medieval India
Modern India
India after independence
World history
Art & culture

Polity & society

Polity & constitution
International relations
Indian society
Ethics & integrity

Economy & geography

Indian economy
Indian geography
World geography
Environment & ecology

Science & more

Science & tech
General science
General knowledge

Aptitude

Quantitative aptitude
Reasoning
English

Exams

UPSC Civil ServicesUPSC · Prelims · Mains · Interview
SSC CGLSSC · Tier 1 · Tier 2
CDSUPSC · twice a year · SSB interview
NDAUPSC · twice a year · SSB interview
CAPFUPSC · written test · interview
All exams →

Study

History

Ancient India
Medieval India
Modern India
India after independence
World history
Art & culture

Polity & society

Polity & constitution
International relations
Indian society
Ethics & integrity

Economy & geography

Indian economy
Indian geography
World geography
Environment & ecology

Science & more

Science & tech
General science
General knowledge

Aptitude

Quantitative aptitude
Reasoning
English

PYQ papers Current affairs Saved

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Area

Area: Formulas, Shortcuts and Solved Examples

Area questions ask how much surface a shape covers, or what it costs to cover or…
If the side of a square is doubled, by what factor does its area increase?
In Heron’s formula for the area of a triangle with sides a, b, c and semi-perimeter s = (a+b+c)/2, what is the area?
What is the correct formula for the area of a trapezium with parallel sides a and b, and height h, between them?
What is the correct formula for the area of a rhombus whose diagonals are d1 and d2?
What is the correct formula for the area of a circle with radius R?
What is the correct formula for the area of a triangle with base b and height h?
What is the correct formula for the perimeter of a rectangle with length l and breadth b?
What is the correct formula for the area of a rectangle with length l and breadth b?
A room is 8 m long, 7 m wide, and 10 m high. Find the area of its four walls.
A room is 19 m long, 16 m wide, and 6 m high. Find the area of its four walls.
A room is 28 m long, 15 m wide, and 7 m high. Find the area of its four walls.
A room is 22 m long, 14 m wide, and 9 m high. Find the area of its four walls.
A room is 9 m long, 4 m wide, and 9 m high. Find the area of its four walls.
A room is 29 m long, 16 m wide, and 9 m high. Find the area of its four walls.
A room is 24 m long, 20 m wide, and 4 m high. Find the area of its four walls.
A room is 28 m long, 22 m wide, and 12 m high. Find the area of its four walls.
A rectangular room is 15 m long and 7 m wide. Find the cost of flooring it at Rs 80 per sq m.
A rectangular room is 16 m long and 7 m wide. Find the cost of flooring it at Rs 50 per sq m.
A rectangular room is 18 m long and 16 m wide. Find the cost of flooring it at Rs 150 per sq m.
A rectangular room is 27 m long and 6 m wide. Find the cost of flooring it at Rs 75 per sq m.
A rectangular room is 24 m long and 20 m wide. Find the cost of flooring it at Rs 80 per sq m.
A rectangular room is 9 m long and 6 m wide. Find the cost of flooring it at Rs 150 per sq m.
A rectangular room is 20 m long and 10 m wide. Find the cost of flooring it at Rs 75 per sq m.
A rectangular room is 10 m long and 6 m wide. Find the cost of flooring it at Rs 60 per sq m.

MCQ Questions

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