Scale Factor
A triangle with side 6 cm is enlarged by a factor of 2. New side length?
12cm
Area of a rectangle: 9 cm × 5 cm.
45 cm²
Formula for the volume of a rectangular prism.
V=l×w×h
Formula for the volume of a cylinder.
V=πr2h
A rectangle is reduced by ½. Original: 16 cm × 8 cm. New dimensions?
8 cm × 4 cm
Area of a square with side 10 cm.
100 cm²
True or False: Rectangular prisms and triangular prisms always have the same formula for volume.
False
Find the volume of a cylinder with radius 3 cm and height 10 cm.
282.6cm3
Scale factor from 5 cm to 20 cm.
Area of a triangle: base 12 cm, height 7 cm.
42 cm²
A prism has triangular base area 18 cm² and length 10 cm. Find the volume.
180cm3
A cylinder has diameter 8 cm and height 5 cm. Find the volume.
251.2cm3
A figure’s side length is multiplied by 3. How does its area change?
Area becomes 9 times bigger
A rectangle is 14 cm × 6 cm. Find its area.
84 cm²
A rectangular prism has dimensions 2 m by 3 m by 4.5 m. Find the volume.
27m3
The volume of a cylinder is 1,256 cm³ and the radius is 4 cm. Find the height.
25 cm
A blueprint uses 1 in : 15 ft. A wall is 4 inches on the blueprint. Real wall height?
60 ft
A triangle has base 18 cm, height 10 cm. Find its area.
90 cm²
A prism is 10 ft long, 8 ft wide, and 6.5 ft tall. Find the volume.
520 ft3
A can of soup is shaped like a cylinder with radius 4.5 cm and height 12 cm. Find the volume.
763.4cm3