Alex designed the model of a cylindrical water tank to be installed in a park. The model has a radius of 5 cm and a height of 11 cm. The dimensions of the actual water tanks that will be installed in the park are 9 times larger than the model. The total surface area of the actual water tanks, rounded to the nearest whole number, is _________ cm2. Use 22 over 7 for pi.??

Question

asylum15 · Answer

Total Surface Area of a cylinder = $$2(\pi)(rh)$$

asylum15 · Answer

Multiply 5 cm by 9
Mutiply 11 by 9

Fill those values into the formula above, using 22/7 for pi. :)

anonymous · Answer

Ohh that seems so easy thank you so very much (:

asylum15 · Answer

Hit me a medal if you'd like :D

anonymous · Answer

alright :D

anonymous · Answer

so whats the answer