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Determine Whether Each Statement Is True or False

Question 8

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Determine whether each statement is true or false. If the statement is false, rewrite it so that it is true.

Premises:
A 70° angle is 3.5 times as large as a 20° angle.
A length of 8 12\frac { 1 } { 2 } inches is 4 14\frac { 1 } { 4 } times longer than 2 inches.
A change in the cost of a day's stay at a hospital from $200 to $240 a day is an increase of 120%.
A length of 6.5 centimeters is 3.25 times longer than 2 centimeters.
The number 3.5 is about 170% of 1.3.
If two polygons are similar with scale factor 1, then they are congruent.
A price change from $14 to $21 is an increase of 50%.
A 75° angle is 2.5 times as large as a 30° angle.
If two rectangles have the same area, then they are similar.
Responses:
False
True

Correct Answer:

A 70° angle is 3.5 times as large as a 20° angle.
A length of 8 12\frac { 1 } { 2 } inches is 4 14\frac { 1 } { 4 } times longer than 2 inches.
A change in the cost of a day's stay at a hospital from $200 to $240 a day is an increase of 120%.
A length of 6.5 centimeters is 3.25 times longer than 2 centimeters.
The number 3.5 is about 170% of 1.3.
If two polygons are similar with scale factor 1, then they are congruent.
A price change from $14 to $21 is an increase of 50%.
A 75° angle is 2.5 times as large as a 30° angle.
If two rectangles have the same area, then they are similar.
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