zaynmalik22 zaynmalik22
  • 01-12-2017
  • Mathematics
contestada

Given a 10 foot length of tree trunk with a radius of 3 feet, what is the weight of the tree trunk section if it has a density of 45 lb/ft3?

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 01-12-2017

treat the tree trunk as a cylinder

v= pi x r^2 x h

using 3.14 for pi

3.14 x 3^2 x 10 = 282.6 cubic feet

282.6 * 45 =  12, 717 pounds

Answer Link

Otras preguntas

Which word correctly completes the sentence? An __________ design influences the materials the builder will use. A. architects B. architects'
what is 7/10 simplified?
Trent, Linda, and Pam will work together to paint a poster that is 4feet long. Each student will paint an equal length of the poster. How many feet of the poste
15 less than half a number
What is 1/3 of 126 and and also what is 3/4 of 126
What is 12/3 simplified?
Once a bill is approved by both houses of the legislature, it becomes a law when A.the president or governor vetoes the bill. B.the House and Senate agree upon
How do the muscles in the human body help with movement? A. They squeeze the bones. B. They cause bones to bend. C. They push bones apart through ligaments.
I need help with 2 math questions???
how did ordinary citizens play a role in spartan oligarchy?