the length of the fence of a trapezium -shaped field PQRS is 130 m and side PQ is perpendicular to each of the parallel sides PS and QR. If QR = 54 m, RS = 19 m and PS = 42 m, find the area of the field.
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Step-by-step explanation:
The perimeter of field is 130
⟹AB+BC+CD+AD=130
AB=130−54−19−42
AB=15m
Area is given as 1/2 AB(AD+BC)
1/2×15(54+42)
15×48=720m square
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The perimeter of field is 130
⟹AB+BC+CD+AD=130
AB=130−54−19−42
AB=15m
Area is given as 1/2 AB(AD+BC)
1/2×15(54+42)
15×48=720m square
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