Triangle
Parallelogram
Trapezoid
Formulas
Random
100

Base 10 m

Height 3 m

15 m2

100

Base 50 m

Height 10 m

500 m2

100

Bases 10 cm and 2 cm

Height 3 cm

30 cm2

100

Triangle

A= 1/2 bh

A = bh/2

100

What is the formula A = bh

Parallelogram

200

Height 12 cm

Base 4 cm

24 cm2

200

Height 20 mm

Base 2 mm

40 mm2

200

Bases are 12 mi and 2 mi and height is 4 mi

28 mi2

200

Parallelogram

A = bh

200

What is the formula A = lw

Rectangle
300

Base 16 mm

Height 10 mm

80 mm2

300
Height 82 cm

Base 10 cm

820 cm2

300

Height 2 mm, bases are 5 mm and 4 mm

9 mm2

300

Trapezoid

A = h(b1 + b2) / 2

A =1/2 h(b1 + b2)

300

A = h(b1 + b2) / 2

Trapezoid

400

Base 25 m

Height 4 m

50 m2

400

Base 100 mi

Height 3 mi

300 mi2

400

Bases are 6 mi each and height is 8 mi

48 mi2

400

Kite

A= bh/2 + A = bh/2

400

Triangle base = 10 km and the height = 20 km, what is the area

100 km2

500

Base 23 m

Height 6 m

69 m2

500

Height 350 mi

Base 1 mi

350 mi2

500

Height is 50 mm and the bases are 1 mm and 2 mm

75 mm2

500

Trapezoid, rectangular shape

A = h(b1 + b2) / 2  +  A = 1/2 bh or bh/2

500

The bases of a shape are 3 km and 5 km, with the height of 4 km. What is the Area

A = 17 km2

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