Homework Help: Math

Posted by Tarah on Monday, April 26, 2010 at 12:32am.

A drawing 20 centimeters by 15 centimeters is put into a copy machine at a setting to be shrunk by 75% of its original size.

a. What will the new dimensions be?
b. Are the ratios of corresponding sides of the drawing and its copy equal?
c. Are the drawing and its copy similar?

Math - PsyDAG, Monday, April 26, 2010 at 10:45am
.75 * 20 = ?

.75 * 15 = ?

I'll let you answer the last two questions. It might help to draw the two rectangles representing the drawings.

Answer this Question

Related Questions

geometery - bases are isosceles triangles with parallel sides that measure 15 ...
geometry - Parallelogram has sides with lengths of 10 centimeters and 20 ...
Math - A rectangle sheet of aluminum foilis 50 centimeters long and 20 ...
math - A rectangular piece of posterboard measures 60 centimeters by 80 ...
Algebra 1 - A right triangle has a base measuring 5 centimeters & a height ...
math - In an illustartion of a honeybee, the length of the bee is 4.8 ...
math - radius of 4 centimeters and length of 12 centimeters, how many cubic ...
math - The top and bottom flaps in the box are each 4 centimeters by 2 ...
Calculus - Water is leaking out of an inverted conical tank at a rate of cubic ...
Algebra - A rectangular sheet of aluminum foil is 50 centimeters long and 20 ...

For Further Reading

First Name:
School Subject:
Answer: