Formulas
Calculate
Area
?
Circles
100

What is the formula for area of a triangle?

A = 1/2bh or A = bh/2

100

Find the area of the rectangle to the nearest 2 d.p


36.54 ft2

100

Find the area of the parallelogram with a base of 10m and a height of 12m. Round to the hundredths place if necessary.

120m2

100

Edlin plays what sport?

Basketball

100

What is radius?

Radius is half the diameter.

The distance from the middle point of a circle

200

What is the Area formula for a rectangle?

A = L x W

200

Find the area of the triangle.

21 in2

200

What is the area of a triangle if the base is 3.5 cm and the height is 7 cm? round to the hundredths place.

A = 12.25 cm2

200

Calculate the perimeter of the shape below:

20

200

What is diameter?

The distance across the whole circle.
300

Area of a Parallelogram

A =  b x h

300

Find the area of the parallelogram with a base of 13.5m and a height of 12.5m

168.75m2

300

What is the area of this triangle to the nearest hundredths place if necessary. 

A = 10.15 ft2

300

When is Mrs. Jeffers' birthday?


December 17

300

What is circumference?  

The distance around the outside edge of a circle. 

400

what is the formula for area of a square?

a=sor a=bh

400

What is the area of a triangle if the base is 5 cm and the height is 10 cm?

A = 25 cm2

400

What is the area of a triangle with a base of 15 cm and h = 8 cm?

What is 60cm2

400

What random item can you find in Rilyn's bag?


lint roller, lighted mirror, eyelash curler...

400

What is the formula for circumference?

c=πD

or

c=2πr

500

What is the formula for area of a circle?

a=3.14r2

500

ind the area of the trapezoid shown. 


1,560 ft2

500

A parallelogram has a base length of 15 meters, a height of 7 meters, and a slant height of 10 meters. Calculate the area of the shape.

105 m2

500

Rock Lobster is the worst song in the world. Who sings it?

B52s

500

Calculate the circumference:

what is 37.70cm

1000

How to find the area of a trapezium?

A = 1/2h(b1 +b2)

1000

What is the area of this trapezoid?

A = 42 m2

1000

What is the area of a trapezoid whose b1 = 9 in., b2 = 5 in. and h = 6 in.?

What is 42in2

1000

Julia's birthday is

May 29

1000

calculate the area of the circle below:

153.86cm2