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Geometry 18 Online
OpenStudy (anonymous):

The scale factor of ΔABC to ΔDEF is 4 : 5. Fill in the missing information: The perimeter of ΔABC is 36 in. The perimeter of ΔDEF is HELP!!!!!!!

OpenStudy (theopenstudyowl):

45

OpenStudy (theopenstudyowl):

medal me if you want to know how..

OpenStudy (anonymous):

Continue....

OpenStudy (theopenstudyowl):

So. Since these triangles are 4:5. And the first triangle is 36, 4 times 9 is 36, likewise, 5 times 9 is 45...

OpenStudy (theopenstudyowl):

does that make sense?

OpenStudy (anonymous):

That makes perfect sense!!!

OpenStudy (theopenstudyowl):

cool!

OpenStudy (theopenstudyowl):

If you have anymore questions, just tag me but open a new thread so its fair to everyone else!

OpenStudy (anonymous):

Thank you!!!!

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