What's the formula?
Perimeter (omkrets)
Area
Area
Wording it right
Conversion
100

What is the area formula for a rectangle?

A = l x w

100

Find the perimeter of the rectangle with a length of 8cm and a width of 5 cm.

P = 8 x 2 + 5 x 2

P = 26cm

100

Find the area of a rectangle that has a length of 6cm and a width of 5 cm.

A = 30 cm2

100

The classroom is getting new pink carpet. If the room has a length of 10cm and a width of 6 cm. How much carpet will the room need?

The room will need 60cm2 of carpet.

100

Write 9m as cm.

900cm

200

What is the area formula for a square? What is special about the width and length of a square?

A = l x w

The length and width are the same.

200

Find the perimeter of a square that has a side length of 12cm.

P = 12 x 4

P = 48 cm

200

Find the area of a square with side length 7 in.

A = 49 in2

200

Sam owns a boat that has a triangular flag. If the base of the flag is 6m and the height is 3m, what is the area of the flag?

A = (b x h) /2

A = (6 x 8) / 2

A = 18/2

A = 9m2

200

Write 52mm as dm

0.52dm

300

How do you find the perimeter of a triangle?

Add up all the outside edges/lines so 3 values in total

300

Find the perimeter of a triangle with one side length 6ft, one side length 4ft, and one side length 9ft. (draw a picture if you need help).

P = 6 + 4 +9

P = 19ft

300

Find the area of a right triangle with base = 8 cm and height = 7cm.

A = (8 x 7) / 2

A = 28 cm2

300

Mary needs to fence around her backyard. The length of her backyard is 5m and the width is 8m. How many meters of fencing with she need to go around the entire backyard?

8m + 8m + 5m + 5m = 26 m 

300

Which is bigger? 875mL or 0.9L?

0.900L is bigger than 0.875L

400

What is the formula for the volume of a cube?

V = l x w x h

400

Find the perimeter of a triangle if it has a base of 6m, a height of 8 m, and two side lengths that equal 3m.

6m + 3m + 3m = 12 m (the height does not matter in this example)

P = 12m

400

Find the area of this shape:

Area of big rectangle = 5 x 12 = 60cm2

Area of small rectangle = 6 x 4 = 24cm2

Total area = 60cm+ 24cm= 84cm2

 ** There are different ways of calculate this answer

400

Ms DiBona travels 5000m to school each day. Ms Rush travels 100 000 cm and Mr Short travels 9km. What is the total distance that the teachers travel to school each day?

5km + 1km + 9km = 15km each day

400

If 1 mil = 10km then how many kms does 5 mils equal?

50km

500

What is the formula for the area of a triangle?

A = (b x h) /2

500

Find the perimeter of a pentagon with side lengths that equal 8 in. (A pentagon has 5 equal sides)

P = 5 x 8

P= 40 in

500

Find the area of this shape:

Area of rectangle = 5 x 6 = 30cm2

Area of triangle = (5 x 8) /2 = 20cm(the height of the triangle is 8cm)

Total area = 30cm+ 20cm= 50cm2

500

A square pizza box has an area of 36cm2. 

What is the length of one side of the pizza box?

6cm

500

Which three units of measurement does the 'u' stand for in KHDudcm?

Meters, liters and grams.

M
e
n
u