3 years ago

What is the surface area of the cone.? Slant height:12mm Radius:3mm

1 answer:

4 0

I think the surface area would be 148.31mm squared
See the attachment below
Thanks.

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kupik [55]

120 = (1/3)b(8) =

B = 120/ (1/3)8

B = 120/ 2 2/3

B = 45

3 0

3 years ago

Ivahew [28]

Answer:

A.5

B.16

C.11

D.3

E.5

Step-by-step explanation:

6 0

2 years ago

neonofarm [45]

Answer:

-9

Step-by-step explanation:

you'd add 2 to the -11 which would equal -9 and leave you with x=-9

8 0

3 years ago

Greeley [361]

Answer:

4y^2 + 14y + 34

I hope this helps :)

4 0

3 years ago

Travka [436]

Let x = width
x+1 is then the length

2x+2(x+1)=66
2x+2x+2=66
4x=64
x=16
deck will be 16x17, nice for a BBQ. :)

3 0

2 years ago