Formulas
Calculate
Composite Figures
Triangles and Shaded Areas
Circles
100

The formula for area of a triangle?

What is Base times height divided by 2?

100

Find the area of the rectangle.


What is 36.54 ft2?

100

The area of the following shape?


What is 220 sq. units?

100

The area of a triangle with a base of 15 cm and h = 8 cm?

What is 60 cm2?


100

The circumference of a circle with a diameter of 10m.

What is 31.4 m?

200

The Area formula for a rectangle?

What is A = B x H?

200

The area of this triangle.

What is A = 10.15 ft2

200

The area of the whole figure.

What is 278 sq. ft?

200

The area of the triangle where the base is 33 m and h = 10 m.


What is 165 m2?

200

The circumference of a circle with a radius of 10m.

What is 62.8m?

300

The formula for the area of a Parallelogram


What is A =  b x h?

300

Find the area of the parallelogram with a base of 15m and a height of 12m.

What is 180m2

300

The area of the composite shape made up of a triangle with a height of 7m and semi-circle with a diameter of 8m.



What is 53.13 m2?

300

The area of the shaded part of this figure.



What is 106 m2?

300

The area of a circle with a radius of 10 m.


What is 314 m2?

400

The formula for area of a circle?

What is pi x R x R?


400

The area of a triangle if the base is 3 cm and the height is 7 cm?

What is A = 10.5 cm2?

400

The area of this figure?



What is 52 cm2?

400

The area of the shaded part of this figure.



What is 32 cm2?

400

The area of a circle with a diameter of 14 cm.

What is 153.86 cm2?

500

The formula for finding the height of a triangle?

What is h = 2A/b?


500

The height of a triangle with an area of 16 m2 and a base of 4 m.

What is h = 8 m?

500

The area of this shape.

What is 111 m2?

500

The area of the shaded part of this figure?

What is 60 cm2?

500

Sammy is adding a fringe to her circular tablecloth, if she needs 628 cm to go around the outside of the tablecloth, how much fringe would she need to go from one end to the other/across the middle.

What is 200 cm?

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