Answer:
13
Step-by-step explanation:
(3 times 2)+7=x
6+7=x
x=13
The formula for the volume of a cone is V =

So the answer is 102.63
Answer:
x = 14
Step-by-step explanation:
Using Pythagoras' identity in the right triangle
x² + x² = (14
)²
2x² = 392 ( divide both sides by 2 )
x² = 196 ( take the square root of both sides )
x =
= 14
Thus the congruent legs are 14 cm
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The answer is 4.3 to 1 decimal place