01-03-2017
Mathematics

contestada

please help me!!!!!!!!!

please help me class=

Respuesta :

haruyoshida91 haruyoshida91

01-03-2017

use the formula for finding the area of a semi circle pi * r^2
the radius is half the diameter, the diameter is given because a rectangle has 2 pairs of equal sides

1) pi * 2.5^2=pi* 6.25

2) pi * 7^2= pi* 49

Answer Link

student555 student555

01-03-2017

area rectangle=70cmsq
area small hemisphere=235.5cmsq
area big hemisphere=1846.32cmsq
adding all
2151.82 cmsq

Answer Link

Otras preguntas

What kind of exercise does not require the use of oxygen to metabolize energy? strength aerobic stretching anaerobic

please place the dot for me(20 points will give brainliest!!!)

help asap!!!! Select the correct answer. Which equation could represent the data in the table?

Triangle N P O is shown. Line O N extends through point M to form exterior angle P N M. Angle N P O is 38 degrees. Angle P O N is 39 degrees. Exterior angle P N

Calculate the pH of a solution that is 0.113 M HCI.

roger contracts childrens playhouses all the top of each house he places an isosceles triangle to from the roof the largest angle measures 146 what are the meas

What happens when a criminal case is brought to the Oklahoma Court of Criminal Appeals, then reappealed after the court has heard the case? A. A case decided by

Although the United States has more than 100000 new cases every day, the epidemic has caused continuous damage, and the risk of possible case surge and virus mu

Jacob invests a sum of money in a savings account with an interest rate of 9% compounded continuously. After 6 years, the balance reaches $11,303.34. What was t

When the death rate in a population is greater than the birth rate, the population size will generally _______________. 1. increase 2. decrease 3 . None of the