similar trapezoids with a ratio of 2:5...HELP!

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7.   Two similar trapezoids are in the ratio of 2:5. 

       The area of the small trapezoid is 10.

       What is the area of the larger trapezoid?

Jun 2nd, 2015

Thank you for the opportunity to help you with your question!

the ratio of the area = (the square of ratio of the side) 

the area of the large trapezoid is then (5/2)^2*10 = 62.5  

Please let me know if you need any clarification. I'm always happy to answer your questions.
Jun 3rd, 2015

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