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– 5 Solve the following (10) (1) The area of a trapezium is 34^ cm2 and its height is 4cm. One of the parallel sides of the trapezium is 10 cm, find the other parallel side. |
| Answer» LET other PARALLEL SIDE be xarea of trapezium = ½ × ( sum of parallel SIDES ) × height34 = ½ × ( 10 + x ) × 434 × 2 = 40 + 4x68 - 40 = 4x4x = 28x = 28 / 4X = 7 cmtherefore the length of other parallel side is 7 cm | |