What is the area of a circle with a diameter of 3cm? (To 2 d.p.)

= pi * r^2

=pi * 1.5^2

=pi * 1.5 * 1.5

=7.07 cm^2

LA

Related Maths GCSE answers

All answers ▸

Expand and simplify 2(a + 3) + 5(a – 1)


Jill and four friends go camping together for 5 days. The friends share the cost of the trip equally. These costs are: £120 for fuel, £58 for food, £100 for equipment and £207 for activities. How much does Jill have to pay for her share of the costs?


Simplify fully (3x^2 -8x- 3)/(2x^2-6x)


How do you solve simultaneous equations?