What are the dimensions of the rectangle
A rectangle has a length that is 3 cm more than its width. If the area of the rectangle is 40 cm^2, find the dimensions of the rectangle. Let the width of the rectangle be x cm.
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What is the length of BC
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The diagram shows a trapezium ABCD with AB parallel to DC. E is a point on AD such that DE is perpendicular to DC. The length of AD is x cm and the length of DE is y cm. Given that: The area of triangle AED is x²/4 The area of the trapezium ABCD is x² + 16cm^2 Find an expression for the length of BC in terms of x