Answer:
A = 63.59
C = 28.26
Step-by-step explanation:
r = 4.5
Area of a circle:
A = πr²
A = 3.14(4.5²)
A = 3.14(20.25)
A = 63.59
Circumference:
C = 2πr
C = 2(3.14)(4.5)
C = 28.26
Answer:
c=11.180
Step-by-step explanation:
formula to find the hypotenuse (c)= a^2+b^2=c^2
so... 10^2+5^2=c^2, please correct me if I'm incorrect, or made a mistake
100+25=c^2
125=c^2
square it and you get...
c=11.18033988...
c=11.180