1.

The area of a trapezium is 0.55 m². If the altitude of the trapeziunis 11 cm, find the sum of the lengths of its parallel sides.​

Answer»

AREA of TRAPEZIUM =SUM of PARALLEL SIDE ×altitude/2

0.55=sum of parallel side×11

0.55/11=sum of parallel side

0.05=sum of parallel side



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