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The formula for area a is height X average of the two parallel bases of the trapezoid. In this instance, a = 3[(7 + 5)/2] = 18 square centimeters.

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Q: A trapezoid has bases of 7 centimeters and 5 centimeters and a height of 3 centimeters What is its area?
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Related questions

What is the area of a trapezoid that has bases measuring 19 centimeters and 23 centimeters and a height of 14 centimeters?

Area of trapezoid: 0.5*(19+23)*14 = 294 square cm


What is the area of a trapezoid with base of 4Cm and 28Cm?

The height of the trapezoid is also needed to find its area which is as follows:- Area of a trapezoid = 0.5*(sum of bases or parallel sides)*height


How you could find the height of a trapezoid if you knew the length of the 2 bases and the area of the trapezoid?

Height of trapezoid = 2*area/sum of parallel sides


Find the area of this trapezoid All length measures are in centimeters?

The area of a trapezoid is equal to the height, multiplied by the average of the two widths.


How do you find the height of a trapezoid when area given?

If the lengths of the bases are also given then rearrange the area of the trapezoid formula so that the height is the subject.


Can a trapezoid and parallelogram have the same area?

Yes, certainly. The trapezoid area is one half sum of bases times height and the parallelogram area is base times height If the base of the parallelogram is equal to 1/2 the sum of he trapezoid bases, they have the same area


Why is the formula for area of a triangle and area of a trapezoid are what they are?

area triangle = 1/2 base times height area trapezoid = 1/2 (sum of bases) times height


What is the answer for a trapezoid if the base is 8ft and the height is 5.5ft?

There is not enough information to answer this question. The area of a trapezoid is the average of the bases times the height. If the average of the bases is 8, then the area would be 44 square feet.


How do you find the height of a trapezoid using the area and two bases?

The height can be found by dividing the area by the sum of the bases and multiplying the result by 2


Trapezoid has bases of 9 in and 7 in and height of 5 what is the area?

The answer is 40.


What is the area of a trapezoid if the meausure of the base is 8 and the height is 5?

Area of a trapezoid = 0.5*(sum of parallel bases)*height Need to know the measure of the other base


What is the area of a trapezoid if the height of the trapezoid is 8cm and the bases are 14cm and11cm?

You are not finding the area you are finding the volume. The answers is 1232 cm3