mattheman1812 mattheman1812
  • 17-02-2017
  • Mathematics
contestada

Help please. Do NOT answer if you don't know it. Thank you.

Help please Do NOT answer if you dont know it Thank you class=
Help please Do NOT answer if you dont know it Thank you class=
Help please Do NOT answer if you dont know it Thank you class=
Help please Do NOT answer if you dont know it Thank you class=
Help please Do NOT answer if you dont know it Thank you class=

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 17-02-2017
a=pir^2

1.first one is 3.14 times 3.5*3.5=38.46 or about 38.5
2nd option


2.
c=2pir
c=2*3.5*3.14=21.98=22.0
4th opttion

3.
d/2=r
12/2=6
a=pir^2
a=3.14*6^2=113.04, or about 113.0
 1st opiton


4.
8*5+1/2*3.14*4^2=65.12=65.1, so
3rd  option


5.
2*2=4
4^2-3.14*2^2=3.44 or abot 3.4
3rd option
Answer Link

Otras preguntas

People's participation is considered in the developamen , country". Justify​
how does family size affect on birth explain​
What is the structure of an amino acid? A. Amino group, phosphate group, pentose sugar, nitrogen base B.Amino group, R group, carboxylic acid group C. Amino gro
name the two villages where steps have been taken to reverse land degradation​
Boyle's Law Problems Charles' Law Problems ​
A car covered 450km in 5 hours. find the speed in meters per second​
ANSWER ASAPPP PLSSS. ILL MARK BRAINLIEST TOO A scientist is studying the growth of a particular species of plant. He writes the following equation to show the h
Why does biomass change at different levels?
what are the ways to conserve soil erosion​
A Turkey is shot straight up, it takes the turkey 3.16 seconds to reach its maximum height. A) What is the velocity of the turkey at its maximum height. B) What