Question 20 answer 19. The longer base of a right trapezoid is 8 ft. The longer base of a similar right trapezoid is 13 ft. The areaof the smaller right trapezoid is 240 ft². What is the area of the larger right trapezoid?20. A team is excavating an archeological site. The original plan was to excavate a rectangular area 35 ft longby 20 ft wide. Instead, the team decided to excavate a similar rectangle that is 50 ft wide. Find the lengthand the area of the new rectangle.

If two rectangles are similar then their sides must be in the same ratio. Area of rectangle = Length…

20. A team is excavating an archeological site. The original plan was to excavate a rectangular area 35 ft long by 20 ft wide. Instead, the team decided to excavate a similar rectangle that is 50 ft wide. Find the length and the area of the new rectangle.

20. A team is excavating an archeological site. The original plan was to excavate a rectangular area 35 ft long by 20 ft wide. Instead, the team decided to excavate a similar rectangle that is 50 ft wide. Find the length and the area of the new rectangle.

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter9: Surfaces And Solids

Section9.3: Cylinders And Cones

Problem 42E: If the tank in Exercises 41 needs to be painted and 1 pint of paint covers 50ft2, how many pints are...

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Question

Question 20 answer

19. The longer base of a right trapezoid is 8 ft. The longer base of a similar right trapezoid is 13 ft. The area
of the smaller right trapezoid is 240 ft². What is the area of the larger right trapezoid?
20. A team is excavating an archeological site. The original plan was to excavate a rectangular area 35 ft long
by 20 ft wide. Instead, the team decided to excavate a similar rectangle that is 50 ft wide. Find the length
and the area of the new rectangle.

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