The area of a trapezium is 34 cm square and the length of one of the parallel sides 10 cm and its height is 4 cm. Find the length of the other parallel sides.
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Answer:
7cm
Step-by-step explanation:
let the lengths of parallel sides = 10cm and b cm
height = 4cm
area = 1/2 × (10+b) × 4
34 = 2 × (10+b)
10+b = 34/2 = 17
b = 17-10 = 7cm
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