Area Review

Find the area of a triangle with a base of 8 cm and a height of 5 cm.

• 26 cm^2

• 40 cm^2

• 20 cm^2

• 13 cm^2

• 65 cm^2

What is the formula to calculate the area of a trapezoid?

• (a + b) * h

• a * b * h

• (a + b) / 2

• a * b / 2

• (a + b) * h / 2

Calculate the area of a parallelogram with a base of 10 cm and a height of 6 cm. (Answer in square cm)

• 36 cm^2

• 15 cm^2

• 100 cm^2

• 60 cm^2

What is the formula to calculate the surface area of a rectangular prism?

• 2lw + 2lh + 2wh

• 2lw + lh + wh

• lw + lh + wh

• lwh

What is the formula to calculate the area of a trapezoid?

• A=b1+b2(h)

• A=1/2bh

• A=lwh

• A=1/2(b1+b2)h

• A=2lw+2bh

Calculate the area of a parallelogram with a base of 7 cm and a height of 4 cm. (Answer in cm^2)

• 28 cm^2

• 11 cm^2

• 16 cm^2

• 32 cm^2

Which of the following would NOT give you the area of a rectangle?

• LW (length x width)

• Length x Width

• bh (base x height)

• LWH (length x width x height)

If 12 units is the height of this triangle, click on its base.

Organize these options into the right categories:

Groups:

(a) Addition +

,

(b) Subtraction -

,

(c) Multiplication ⋅, ×, ∗, ()()

,

(d) Division / or ÷

• Sum

• Difference

• a + b

• Increased by

• a(b)

• ab

• Quotient

• More

• Shared equally

• m/4

• How much greater

• 8 ÷ y

• How many more

• a - b

• 5k

• Product

Lable each part of the trapezoid. For this question, call Base 1 the bottom base.

a

b

c

d

Height

Base 1

Don't use this line.

Base 2