The length is 22 and the width is 18.
What's the mark in between
<span>Trapezoid area = ((sum of the bases) ÷ 2) • height
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<span>Trapezoid area = ((5 + 3) / 2) * 5
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Trapezoid area = ((8) / 2) *5
<span>Trapezoid area = 20
Source:
http://www.1728.org/quadtrap.htm
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By using sin you can find BD. Sin is the opposite side/ hypotenuse. This can be simplified to BD = opposite (4) divided by sin(27). 27 is the angle.