Erin wants to measure the length of a pond. She measured 15 yd from point Y to point Z and 17 yd from point X to point Z. What i
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The length of the diagonal and the shorter base are 17. 24 feet and 18. 7 feet long respectively.
<h3>How to determine the length</h3>The cosine rule is given as;
c = length of the diagonal
a = base length = 22 feet
b = 7 feet
feet
Using sine rule
Cross multiply
×
=
×
×
=
×
a = 18. 7 feet long
Thus, the length of the diagonal and the shorter base are 17. 24 feet and 18. 7 feet long respectively.
Learn more about isosceles trapezoid here:
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Given the radius is, r = 16 in,
The expression for the circumference of a circle is,
Therefore, we have,
Thus, the circumference of the circle is 100.48 in.