A
using the Cosine rule in ΔSTU
let t = SU, s = TU and u = ST, then
t² = u² + s² - (2us cos T )
substitute the appropriate values into the formula
t² = 5² + 9² - (2 × 5 × 9 × cos68° )
= 25 + 81 - 90cos68°
= 106 - 33.71 = 72.29
⇒ t = ≈ 8.5 in → A
What is the rate of change for y= 8/7x + 5
2 answers:
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Answer:
The answer is 117.3 .
Step-by-step explanation:
To solve for the volume of the cone, use the cone volume formula, which is V = .
Next, plug in the information given from the problem, and the formula will look like V = .
Then, solve the equation, and the answer will be 117.3 .