the area of an isosceles triangle is 12cm2. The lengths of its equal sides are 5cm is what is the value of its baseh
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Let the length of base be" 2a"
Draw perpendicular on 2a bisecting it and get on triangle formed on left side!
Use pythagoras to find hieght(say h) in terms of "a" and use relation of
Area =12=1/2.a.h and u will find what u r looking for!
Do calculation on ur own! For getting better at maths
Draw perpendicular on 2a bisecting it and get on triangle formed on left side!
Use pythagoras to find hieght(say h) in terms of "a" and use relation of
Area =12=1/2.a.h and u will find what u r looking for!
Do calculation on ur own! For getting better at maths
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