Units of Measurement
What is the smallest unit of measurement?
True or false: Perimeter refers to the outside space around a shape
True
True or false: Area of a square/rectangle is calculated by adding up all the sides of a shape
False
Area is calculated by multiplying the length by the width
What unit of measurement would you use to measure the keyboard of a chromebook?
Centimeters
How many millimeters (mm) are in 1 centimeter (cm)?
10
What is the formula for calculating perimeter?
P = side + side + side + side
What is the area for a rectangle with a width of 5m and a length of 10m?
A = 50m2
What unit of measurement would you use to measure the distance from your house to your school?
Kilometers
How do we change centimeters (cm) to millimeters (mm)?
Multiply by 10
Example: 5cm = 50mm
What is the perimeter for a square with a side length of 5cm?
P = 20cm)
(5 + 5 + 5 + 5 = 20)
What is the formula for area of a triangle?
bxh/2
Base multiplied by Height, divided by 2
What term refers to the inside space of a shape?
Area
How many centimeters (cm) are in a meter (m)?
100
What is the perimeter of a triangle with the following dimensions? 11m, 9m, 10m
30m
What is the area of a triangle with a base of 8cm and 10cm?
40cm2
700cm
Area is always measured in units _____
Squared
A rectangular swimming pool has a length of 27m and a width of 19m. What is the perimeter?
92m
What is the area of a square with a side length of 10m?
100m2
5cm
Because 5 x 5 = 25