From the given figure
Since XY = 5.1 and XZ = 7.7, then
To find x, use the inverse of cos
Use the calculator to find x
The answer is
The hypotenuse of a 30°-60°-90° triangle is 6.
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From the given figure
Since XY = 5.1 and XZ = 7.7, then
To find x, use the inverse of cos
Use the calculator to find x
The answer is