Expressions
ID Parts of Expressions
Area of Parallelograms
Area of Triangles/Trapezoids
Percent
100

a number x decreased by 3

x - 3

100

How many terms? 2x + 4 - 3y

3

100

What is the formula for area of a parallelogram?

A = b x h

Area = Base x Height

100
What is the Formula for area of a triangle?

A = 1/2 x base x height

100

Percent means

Per 100

200

the sum of x and 7

x + 7

200

What is the coefficient: 3x - 4

3

200

Find the area:

Base = 10 ft Height = 10 ft

A = 100 ft2

200

What is the formula for area of a trapezoid?

A = 1/2 x height (base 1 + base 2)

200

Write as a fraction in simplest form:50%

1/2

300

twice a number x plus 5

2x + 5

300

What is the constant: 7x + 5

5

300

Area is ALWAYS measured in _________ units

Square

300

Find the area of the triangle : 

Base = 20 ft

Height = 3 ft

A = 30 ft2

300

Write as a decimal:  5%

0.05

400

x squared divided by 3

x/3

400
Simplify/Combine like terms: 2x + 3x - 5

5x - 5

400

Find the area:

Base = 2.5 in

Height = 3.7 in

A = 9.25 in2

400

Find the area of the trapezoid:

Height = 8 in

Base 1 = 12 in

Base 2 = 8 in

A = 80 in2

400

Write as a percent:  0.25

25%

500

Write in words: 15x

The Product of 15 and x

15 times x

500

Simplify/combine like terms: 6y - y + 3x - 2x

5y - x

5y - 1x

500

Find the area:

Base = 3/4 cm

Height = 2.5 cm

A = 1.875 cm2

A = 1 7/8 cm2
500

Find the area of the trapezoid:

Height = 7 cm

Base 1 = 4 cm

Base 2 = 6 cm

A = 35 cm2

500

40% of 50

20

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