Answer:
40.56
Step-by-step explanation:
you need the circumference of the cirle aka perimeter of circle so 8(pi) and then because its only half, divided by 2... 12.56
now you hgave circumference so add 12.56 to 28 and there you go. you can round how ever necessary
1.) circumference: 2(pi)r (use the pi sign) Area: pi(r^2)
2.) circumference: 2(pi)5=31.4
area: pi(5^2)=78.5
I’m not sure ab number 3 sorry :\
It should be 100 because it has to add up to 180 and 50+30=80 so the third angle must be 100
Answer:
x = -5/27
Step-by-step explanation:
5 = − 3 · 9x; x = -5/27
Answer:
1 gallon per minute
it will take 5 minutes to completely drain
2 minutes before Jada arrived
Step-by-step explanation:
