Question
The radius of the incircle of a triangle is 10 cm. if
the area of the triangle is 60 cm 2 , then its perimeter is?Solution
Area of any triangle = inradius of triangleĀ x Ā Semiperimeter So 60 = 10 x S or S = 60/10 = 6 cm; So perimeter = 2S =2 x 6 = 12 cm
More Geometry Questions
Select the most appropriate meaning of the given idiom.
To be on the same page
In the following question, a sentence is given with the phrase or idiom highlighted in bold. Select the option given below that cannot replace the phra...
After all the media attention, the event turned out to be a damp squib and very few people attended it.
Lack of civic-mindedness or of patriotism
Put the cat among the pigeons
To shorten a word/phrase/text
The sheriff rounded up a posse and chased the bank robbers.
Pick yourself up
Down To The Wire
A government by the military class
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