Area Review
Presentation
•
Mathematics
•
5th - 8th Grade
•
Hard
Standards-aligned
Laura Thiele
Used 3+ times
FREE Resource
15 Slides • 4 Questions
1
Area Review
2
How to solve a word problem
Find key words
If it mentions a shape...DRAW IT
If it gives measurements...LABEL THEM
Determine what you are looking for
3
How to solve once to know the problem
Write down the formula that applies to the problem
plug in the information you know
calculate
write your answer... USING UNITS
4
Example:
Hugh orders a party banner for his son's birthday party. The length and width of the banner are 72 inches and 23 inches respectively. What is the area of the party banner?
5
Hugh orders a party banner for his son's birthday party. The length and width of the banner are 72 inches and 23 inches respectively. What is the area of the party banner?
Find key words
If it mentions a shape...DRAW IT
If it gives measurements...LABEL THEM
Determine what you are looking for
6
Hugh orders a party banner for his son's birthday party. The length and width of the banner are 72 inches and 23 inches respectively. What is the area of the party banner?
Write down the formula that applies to the problem
plug in the information you know
calculate
write your answer... USING UNITS
7
Example:
Amy needs to order a shade for a triangular-shaped window that has a base of 6 feet and a height of 4 feet. What is the area of the shade ?
8
Amy needs to order a shade for a triangular-shaped window that has a base of 6 feet and a height of 4 feet. What is the area of the shade ?
Find key words
If it mentions a shape...DRAW IT
If it gives measurements...LABEL THEM
Determine what you are looking for
9
Amy needs to order a shade for a triangular-shaped window that has a base of 6 feet and a height of 4 feet. What is the area of the shade ?
Write down the formula that applies to the problem
plug in the information you know
calculate
write your answer... USING UNITS
10
Example:
A trapezoid has an area of 294 square yards. Its height is 14 yards and the length of one base is 30 yards. Find the length of the other base.
11
A trapezoid has an area of 294 square yards. Its height is 14 yards and the length of one base is 30 yards. Find the length of the other base.
Find key words
If it mentions a shape...DRAW IT
If it gives measurements...LABEL THEM
Determine what you are looking for
12
A trapezoid has an area of 294 square yards. Its height is 14 yards and the length of one base is 30 yards. Find the length of the other base.
Write down the formula that applies to the problem
plug in the information you know
calculate
write your answer... USING UNITS
13
Example:
Marco’s family has a garden shaped like a parallelogram. The height of the parallelogram is 7 feet and its base is 14 feet. What is the area of the garden?
14
Marco’s family has a garden shaped like a parallelogram. The height of the parallelogram is 7 feet and its base is 14 feet. What is the area of the garden?
Find key words
If it mentions a shape...DRAW IT
If it gives measurements...LABEL THEM
Determine what you are looking for
15
Marco’s family has a garden shaped like a parallelogram. The height of the parallelogram is 7 feet and its base is 14 feet. What is the area of the garden?
Write down the formula that applies to the problem
plug in the information you know
calculate
write your answer... USING UNITS
16
Multiple Choice
Find the area of a parallelogram in which the lengths of two adjacent sides are 60 cm and 75 cm, and the smaller height is 7 cm.
420 cm sq
525 cm sq
560 cm
525 cm
17
Multiple Choice
Fran designed a flag that measured 9 inches in length and 5 inches in width. Find the area of the flag.
45 in
40 in
23.5 in sq
45 in sq
18
Multiple Choice
The height of a triangle is 4 cm. The area of the triangle is 16 cm sq. Find the base.
8 cm
8 cm sq
2 cm
4 cm sq
19
Multiple Choice
The trapezoid bases are and 7 cm and 11 cm. His height is 4 cm. Calculate the area of the trapezoid
308 cm sq
44 cm sq
36 cm sq
72 cm sq
Area Review
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