mckenzieandjesus one year ago I need help with this one too.. What is the surface area of the cone? 336π cm2 136π cm2 200π cm2 264π cm2

1. mckenzieandjesus

2. mckenzieandjesus

@DecentNabeel

3. LynFran
4. mckenzieandjesus

5. mckenzieandjesus

comes out as 628.32

6. mckenzieandjesus

@robtobey

7. LynFran

200picm^2

8. LynFran

9. mckenzieandjesus

200?

10. mckenzieandjesus

how?

11. mckenzieandjesus

help please? What is the surface area of the cylinder? 192π ft2 288π ft2 672π ft2 384π ft2

12. LynFran

i just plug in the last part into my calculator and it give 200pi try it$8\pi * (8+\sqrt{(15^{2}+8^{2})}$

13. mckenzieandjesus

okay well can u help me with my other question please?

14. mckenzieandjesus

A balloon has a circumference of 28 in. Use the circumference to approximate the surface area of the balloon to the nearest square inch. 784 in2 2,463 in2 998 in2 250 in2

15. mckenzieandjesus

What is the surface area of the pyramid to the nearest whole number? 30 cm2 25 cm2 60 cm2 85 cm2

16. LynFran

the cylinder on is 672pift2

17. LynFran

ok 1 question at a time please...do u need me to show u how i get the surface area for the cylinder?

18. mckenzieandjesus

thanks so much!

19. mckenzieandjesus

can u help with the other 2 ? (:

20. mckenzieandjesus

@jim_thompson5910

21. LynFran
22. mckenzieandjesus

thats not on my answer choices