Effects of Changing Dimensions Proportionally Flashcards

1
Q

What is the formula for the Area of a Triangle?

A

A=(1/2)bh.

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2
Q

What is the formula for the Area of a Parallelogram?

A

A=bh.

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3
Q

What is the formula for the Area of a Rectangle?

A

A=bh.

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4
Q

What is the formula for the Area of a Circle?

A

A=(pi)(r)^2.

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5
Q

What is the formula for the Circumference of a Circle?

A

C=2(pi)(r).

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6
Q

What are the Effects of Changing Dimensional Proportionally?

A

In Change in Dimensions, all dimensions are multiplied by a. In Changes of Perimeter or Circumference, changes by a factor of a. In Changes of Area, changes by a factor of a^2.

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