What is the equation for calculating the surface area of a cylinder?
= 2πr2 + πd x height (= area of the 2 circle at either end + area of rectangular surface around the cylinder)
YC
Related Maths GCSE answers
All answers ▸Five numbers have a mean of 9.4 . Four of the numbers are 3, 5, 10 and 12. Work out the range of the five numbers. ( 4 marks )
Solve the following simultaneous equations: x^2 + 2y = 9, and y = x + 3.
Solve 67x – 5 = 12x + 13
The diagram shows a sector ORST of a circle with centre O. OR = OT = 10.4 cm. Angle ROT = 120°. (a) Calculate the length of the arc RST of the sector (3s.f)