book Maths Puzzle Numerical Ability

1. determine the radius of the following cricle, then graph it identifying where its center is located. (x+2)2 + (y-6)2 = 81

2. find a and b, the foci and identify the major ax

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book Other Question

The question is:
You have received an enquiry from a client for initial design purposes of a site that has a tarmac surface 1.5m wide around the perimeter of a square developed ar Compare the area of a circle with a radius of 10 units and the area of an ellipse with a major axis of 10 and a minor axis of 6. Show what equations you use to find the area od each figure and then compare each.