3D shapes Flashcards
1
Q
Area of circle
A
A=πr^2
2
Q
Circumference of circle
A
C=2πr
3
Q
Area of sector
A
πr^2 Ø/360
4
Q
Cylinder volume
A
πr^2h
5
Q
Cylinder surface area
A
2πr^2 + 2πrh
6
Q
Sphere volume
A
V=4/3πr3
7
Q
Sphere area
A
4πr^2
8
Q
Hemisphere volume
A
2/3πr^3
9
Q
Hemisphere surface area
A
4 πr^2/2 + πr^2
10
Q
Cone volume
A
V=1/3πr^2 vertical height
11
Q
Cone curved surface area
A
πrL
12
Q
Cone total surface area
A
πrL + πr^2
13
Q
Pyramid volume
A
1/3 basearea x vertical height
14
Q
Area of a trapezium
A
1/2(a + b)h
15
Q
Volume of a prism
A
area of cross-section × length.
