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Area of Trapezium by Division into Shapes of Known Area

Find the alti...

Question

Find the altitude of a trapezium whose area is 65cm² and whose bases are 13cm and 26cm

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Solution

Area of trapezium
=(a+b)h/2
a=13
b=26
Area=65cm²
so
65=(13+26)h/2
130=39*h
h=3.333 cm

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Area of Trapezium by Division into Shapes of Known Area

Standard VIII Mathematics

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