The parallel sides of the trapezium are in the ratio 7 is to 11 and the distance between them is 35 cm find the area of the trapezium is 1260 CM square find the length of the parallel sides
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The sides of trapezium are in the ratio 7x and 11x
The distance between them is 35cm
The area of the trapezium is 1260cm square
Area is 1/2×a[h1+h2]=1260
1/2×35[7x+11x]=1260
35/2×18x=1260
35×9x=1260
315x=1260
x=1260/315
x=4 The parallel sides 7×4,11×4is28,44
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