Find the lengths of the sides of a rectangle

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Question: (a) Find the lengths of the sides of a rectangle whose perimeter is 40 cm and whose area is 75 cm2.

(b) Find two successive natural numbers whose sum of squares is 13.

(c) In a right-angled triangle, the hypotenuse is 34 cm. One of the short sides is 14 cm longer than the other. Find the lengths of the two short sides.

(d) A motorist drove 80 km. In order to save 16 minutes, he had to drive 10 km/h faster than usual. What was his usual driving speed?

Reference no: EM131566616

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