Question

A field is in the shape of a rectangle.
The width of the field is 28 metres. Measured to the nearest metre.

(a) Work out the upper bound of the width of the field. (1)

The length of the field is 145 metres, measured to the nearest 5 metres.

(b) Work out the upper bound for the perimeter of the field. (3)

( Total for Question 4 Marks)

Answer 1

Calculate the upper bound for the perimeter of the field. ... The length of a rectangle is 30 cm, correct to 2 significant figures. The width of a rectangle ... width. 18.5. (b) f t. Calculate the upper bound for the area of the rectangle. 30,5*18,5 : 647.5 ... The width of the field is 28 metres, measured to the nearest metre. A field is in .