3D Shapes: Quiz 5 – Answers
Part 1
1) 42.7 cm3
2) 112 cm3
3)
a) 48 cm3
b) 96 cm2
4)
a) 467 cm3
b) 397 cm2 or 398 cm2
5)
a) 448 cm3
b) 15.2 cm
c) 14.6 cm
d) 393 cm2
Part 2
1) 9 cm
2) 6 cm
You may use a calculator for all of the questions in this quiz.
Part 1
1) What is the volume of the square based pyramid below? Give your answer to one decimal place.
2) What is the volume of the rectangular based pyramid below?
3) Below is a square based pyramid.
a) What is the volume of the pyramid?
b) What is surface area of the pyramid?
4) Below is a square based pyramid.
a) What is the volume of the pyramid? Give your answer to the nearest integer.
b) What is surface area of the pyramid? Give your answer to the nearest integer.
5) Below is a rectangular based pyramid.
a) What is the volume of the pyramid? Give your answer to the nearest integer.
b) What is the length of x? Give your answer to one decimal place.
c) What is the length of y? Give your answer to one decimal place.
d) What is surface area of the pyramid? Use the rounded values for x and y that you found in part b and c. Give your answer to the nearest integer.
Part 2
1) The square based pyramid below has a volume of 147 cm3. What is the height of the pyramid?
2) A rectangular pyramid has a volume of 56 cm3. What is the length of x on the diagram below?