Learn
QUESTION
Q
A copper wire is bent in the shape of a square of area 81 cm2. If the same wire is bent in the form of a semicircle,...
Solution
Let the side of the square = a cm
Given area of square = 81 cm2
⇒ a2 = 81
⇒ a = 9 cm
Length of the wire = perimeter of square = 4a = 4 × 9 =...
Register & Unlock access to Prep for free
Solution
.hez-title-solution{display: none;}
Keynote
#hez-keynote-title{display: none;}
0
Mensuration questions available for your Free Practice
0
Quantitative Ability questions available for your Free Practice
Averages
Data Interpretation
General
MAT
Expansions
General Awareness
Logarithms
Miscellaneous - VA
Vocabulary
Verbal Reasoning
Functions
Mixtures and Allegations
Data Sufficiency - LR
APPSC
Cloze Test
Environment & Biodiversity
Polity
Profit and Loss
Logical Reasoning
Current Affairs 2015
GATE
Symbols & Notations
GRE
Algebra
Simple Equations
Arrangements & Rearrangements
Syllogisms
TCS
Tabular Data
SBI
Number Series
Taglines
Pie Chart
Arithmetic Operations
Simple & Compound Interest
Speed, Time & Distance
Placement Tests
Miscellaneous - GA
Important Days
LIC
RBI
Geometry
Sentence Improvement
Time & Work
Computer Knowledge
Permutations & Combinations
Order arrangement
Coding & Decoding
Numbers
IBPS
NMAT
Number System
Progressions & Series
Set Theory
IIFT
Analogies
CAT
Fill in the Blanks
Circular Arrangement
Blood Relations
Spot the Error
Caselet DI
Probability
Marketing
Marketing
Trigonometry
Quadratic Equations
Clocks & Calendars
Authors & Books
Word Building
XAT
UPSC
Coordinate Geometry
Mensuration
Science & Technology
Computers
Data Problems
Input - Output
Passages
Parajumbles
GMAT
Quadratic Relations
Quantitative Ability
CMAT
Percentages
Miscellaneous - QA
Series
Inequalities
Ratio & Proportion
Verbal Ability
Directions
Mathematical Inequalities
Bar Graphs
Line Graphs
SSC
Practice
0
questions for Free
