Question

A diagonal of a square tile is 10mm.What is the area of the tile?

Answer 1

100mm

Explanation:

A = S x S

A = 10 x 10

A = 100

Answer 2

A=5×10-5m²

Explanation:

Using the formulas

A=a2

d=2a

Solving forA

A=1

2d2=1

2·0.012=5×10-5m²