A spruce tree is approximately the shape of a cone with a slant height of 20 ft. The angle formed by the tree with the ground me
asures 72 degrees. Estimate the height of the tree. Round to the nearest foot.
(picture below)
(picture below)
2 answers:
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Answer:
The correct option is 1.
Step-by-step explanation:
The difference of cubes is defined as
The given expression is
It can be written as
Using the property of exponent, the above expression can be written as
This is a difference of cubes.
Therefore the correct option is 1.