Show:
Units and Referents
Formulas
Area of 2-D
Conversions
100
What unit would you use to estimate the area of an iphone?
What is 1 cm2 or 1 square inch.
100
What is the forumula for finding the area of a Square?
What is S2 (side squared).
100
What is the area of this classroom if the length = 20 ft and the width = 15ft?
What is 300 sq ft.
100
If 1m = 100 cm, what does one 1m2 equal in cm?
What is 10 000cm2.
200
What unit might you use to estimate the area of a child's sandbox?
What is square metres or square feet.
200
Formula for the area of a rectangle?
What is Base x Height.
200
What is the area of a quarter if the radius is 9mm?
What is 254 mm2.
200
If 1 yd = 3 ft, what would 6 square yds equal in square feet?
What is 54 square feet
300
Which unit would be better to measure this classroom whiteboard, sq ft or or sq in?
What is square feet.
300
Formula for the area of a triangle?
What is (bxh)/2.
300
A new house is being built on a square piece of land. One side length equals 50 meters. What is the total area of the land?
What is 2500 square metres.
300
A vegetable garden = 23m2. What is this in cm2?
What is 230,000cm2
400
Estimate the area of your workbook using a fingernail as a referent for 1 square cm.
What is roughly 180cm2.
400
Forumula for the area of parallelogram?
What is base x height.
400
If the total area of a square computer screen equals 225 sq in, what is the length of the sides?
What is 15 inches.
400
If 1 hectare (ha) = 2.4711 acres, how many acres would 5 ha be? Round to the nearest tenth.
What is 12.4 acres.
500
Using your workbook as a referent for 1 sq foot, estimate the area of the Typography poster on the back wall.
What is roughly 8.25 sq feet.
500
Formula for the area of a trapezoid?
What is (base+opposite side) x height/2
500
Find the area of a trapezoid if one of the parallel sides equals 30 cm, the opposite side equals 15 cm and the height equals 10 cm?
What is 90 cm2.
500
The area of Canada is 9,984,670 km2. What is this in sq miles, if 1 km2 = 0.3861 sq miles.
What is 3,855,081 square miles.