Question

the distance between two parallel sides of a Trapezium of area 441 square centimetre is 18 cm if one of the sides is 28 centimetre find the other side

Answer 1

Answer:

Step-by-step explanation:

Area of trapezium=1/2×(sum of parallel sides)×h

441=1/2×(28+x)×18

441=9(28+x)

28+x=441/9

x=49-28

x=21

Measurement of another side is 21cm

Answer 2

refer to attachment

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