Answer:
3x-14xy+13y+4
Step-by-step explanation:
3x – 10xy + 13y – 4xy + 2x2
= 3x-14xy+13y+4
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Ans is 86 - 14x
Steps in image :-
Answer:
1st one because they make less than the actual house
Answer:
9 cm
Step-by-step explanation:
Use the cone volume formula, V =
r²
Plug in the volume and radius, and solve for h, the height:
V =
r²
27
=
(3²)
27
= 9

3 = 
9 = h
So, the height of the cone is 9 cm