Ages 12–14🧮 Mathematics56 verified questions on this shelf
Circles: Circumference & Area
Calculate the circumference and area of circles using the formulae C = πd (or 2πr) and A = πr², and solve problems involving perimeters and areas of composite shapes that include circular parts
Try three questions
Tap an answer to check it. Every question and explanation was checked by independent verifiers that must agree.
Question 1 of 3
A rectangle has a length of 8 cm and a width of 5 cm. What is its area?
Question 2 of 3
A right circular cylinder has a radius of 4 cm and a height of 10 cm. What is the total surface area of the cylinder?
Question 3 of 3
What is the perimeter of a rectangle whose length is 8 cm and whose breadth is 5 cm?
Keep going on this shelf
A free account keeps practising Circles: Circumference & Area with 56 verified questions, tracks the Skill as it blooms, and connects a real teacher when you want one. Every student account needs a parent's email first.