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Transcript of Hosted by Mac 9 100 200 400 300 400 AreaEvaluate Perimeter/ Circumference Dimension changes 300 200...
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Area Evaluate Perimeter/
Circumference
Dimension changes
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Row 1, Col 1
A square has sides of 5 centimeters. If the sides of the square are
tripled, what is the area of the new (larger) square?
225 cm²
1,3
In calculating the perimeter of a trapezoid, Aurora measured sides of 14.5 cm, 23cm, 11cm, and
18⅔ cm.
(Type the question for 1,3 here.)?
1,4
If the length and width of a rectangle are each multipliedby 5, what will be the effect
on its perimeter?
The perimeter will be multiplied by 5
2,1
Carlos has a tool shed built in the shape of a trapezoid. To plan the best use of the shed,
he needs to know the area of the floor. What formula can be used to find the area of
the floor of the shed?20
½(b+b)(h) or ½(20+30)(5)
30
7 75
2,4
If the length of each side of a triangle is doubled, then
its perimeter is__________________
Doubled or multiplied by 2
3,1
Sam has a sail boat with a largetriangular sail that is 14 feethigh. And 8 feet wide. What
is the area of the sail in squarefeet?
56 ft²
3,3
The lengths of the sides of a quadrilateral are given as
shown. Express the perimeter in terms of x.
X+3
5x+6
X+1 X-2
2x+4
4,1
What is the base of a trianglewith an area of 36 squarecentimeters and a height
of 9 centimeters?
8 cm
4,2
A yardstick is held straight up with one end touching the ground. The shadow of the yardstick is 9 feet
long, while the shadow of a nearby flagpole is135 feet long.
What is the height of the flagpole?
45 ft.
4,3
From the ground to the center of a automobile tire is about 30cm. What
is a close approximation of the circumference of the tire?
188.4 cm
4,4
A square has sides of 4 centimeters.If The sides of the square are quadrupled,
What is a the area of the new(larger) square?
64 cm²
5,1
John has to paint a rectangular brick wall that is12 feet long and 8 feet high. However, the wall has a door near the middle that
is 7 feet high and 4 feet wide. What is the area of the wall?
68 ft²
5,3
A parallelogram has a longer side of17 inches. If its perimeter is 50 inches,what is the length of the shorter side?
8 inches