Download Trigonometry (Bank of Test Questions)

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36. The figure below shows
If
is an isosceles triangle, what is the approximate length of
A. 23
B. 32
C. 39
D. 46
37. Helen constructed the spiral design shown below using seven right triangles. Both legs of the smallest
triangle are 1 unit in length. The shorter leg of each of the remaining 6 triangles is 1 unit in length.
What is x, the unit length of the hypotenuse of the largest triangle Helen used in the design?
A.
B.
C.
Trigonometry
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