Area Calculations
Authored by Emily Skipper
Mathematics
8th Grade
CCSS covered
Used 1+ times
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20 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
You need to find the circumference of a circle. What is the formula for circumference using diameter (d)?
C = πd
C = 2πr
C = πd/2
C = πr
Tags
CCSS.7.G.B.4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A circle has diameter 10 cm. What is its circumference? Use π ≈ 3.14
31.4 cm
30 cm
10 cm
3 cm
Tags
CCSS.7.G.B.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the radius of a circle is 6 cm, what is its circumference? Use π ≈ 3.14
37.68 cm
12.92 cm
36.77 cm
9.02 cm
Tags
CCSS.7.G.B.4
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What is the formula for the perimeter of a rectangle with length L and width W?
P = 2L + 2W
P = L × W
P = 2(L + W)
P = L + W
Tags
CCSS.4.MD.A.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a rectangle is 9 cm long and 4 cm wide, what is its perimeter?
26 cm
13 cm
36 cm
18 cm
Tags
CCSS.4.MD.A.3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A composite shape consists of a 9 cm by 4 cm rectangle attached to a right triangle with base 4 cm and height 3 cm. What is the total area?
42 cm²
36 cm²
48 cm²
30 cm²
Tags
CCSS.6.G.A.1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for the area of a parallelogram? Use base (b) and height (h).
A = b × h
A = 2(b + h)
A = 1/2 bh
A = b + h
Tags
CCSS.6.G.A.1
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