I can help u with one question,rest u can do it.
Pythagorean theorem is (hy)^2=(l)^2+(b)^2
Hypotenuse is the lingest side of a triangle
Answer:
a) 
b) 
c) 
Step-by-step explanation:
a)
For a cone,

where L = slant height

We have r = 8 cm; h = 10 cm




b)



c)

empty space = volume of cylinder - volume of cone




Answer: 18w^2 - 6w + 4
Explanation:
(4 + 7w^2) - (6w - 11w^2)
= 4 + 7w^2 - 6w + 11w^2
= 18w^2 - 6w + 4
Answer:
yeah but it depends on what your measuring
have a good day :)
Step-by-step explanation: