A lot is in the shape of a trapezoid. The sum of the bases is 180 feet. If the area of the lot is 8,100 square feet, what is the distance across the lot, i.e. the altitude of the figure?

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A lot is in the shape of a trapezoid. The sum of the bases is 180 feet. If the area of the lot is 8,100 square feet, what is the distance across the lot, i.e. the altitude of the figure?

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Asked 10/21/2011 4:35:15 PM

Updated 12/1/2014 9:57:23 PM

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Flagged by yeswey [12/1/2014 9:55:07 PM]

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User: A lot is in the shape of a trapezoid. The sum of the bases is 180 feet. If the area of the lot is 8,100 square feet, what is the distance across the lot, i.e. the altitude of the figure?

Weegy: D. 85 square units
Expert answered|Dappordanny|Points 222|

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Question

Asked 10/21/2011 4:35:15 PM

Updated 12/1/2014 9:57:23 PM

1 Answer/Comment

This conversation has been flagged as incorrect.

Flagged by yeswey [12/1/2014 9:55:07 PM]

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trapezoid area = 1/2 x (a + b) x h = 1/2 x 180 x h = 8100
h = 8100/90 = 90 feet.
the altitude of the lot is 90 feet.

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Added 12/1/2014 9:57:23 PM

This answer has been confirmed as correct and helpful.

Confirmed by jeifunk [12/2/2014 2:50:17 AM]

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Find the area of an ellipse with a minor axis of 8 inches and a major axis of 9 inches (round to nearest tenth).

Weegy: Area = pi * minor axis * major axis = 3.14 * 8 * 9 = 226.08 inches, rounded to the nearest tenth is 226.1 inches User: Find the area of the following ellipse (round to nearest tenth). 2a = 10 cm; 2b = 24 cm. (More)

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Updated 6/24/2014 6:32:52 PM

1 Answer/Comment

A tool box is a rectangular solid with sides of 19 in., 12 in., and 9 in. Its volume is 2,052 in.^3. V = 19*12*9 = 2052

Added 6/24/2014 6:32:52 PM

This answer has been confirmed as correct and helpful.

Confirmed by debnjerry [4/9/2015 2:53:01 PM]

Find the area of the following ellipse (round to nearest tenth). 2a = 10 cm; 2b = 24 cm.

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Expert Answered

Updated 12/1/2014 9:53:51 PM

1 Answer/Comment

The area of the ellipse (round to nearest tenth) with 2a = 10 cm; 2b = 24 cm is Area = 3.14 x 5 x 12 = 188.4 cm^2

Added 12/1/2014 9:53:51 PM

This answer has been confirmed as correct and helpful.

Confirmed by jeifunk [12/2/2014 2:11:16 AM]

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