Answer:
Mas não reconhecida como a face da sua vida
Answer:
C = 35 pi
Step-by-step explanation:
The new diameter is 5 + 30 = 35
The circumference = pi * d
The circumference = 35*pi
The area of a circle, given the circumference, is found using this formula:
A = C²/4π
Therefore,
A ≈ 451.93 cm²
Answer:
25 percent
Step-by-step explanation:
Percent decrease = (original - new)/original * 100 percent
= (40-30)/40 * 100 percent
= 10/40 * 100 percent
= .25 * 100 percent
=25 %
