Answer:
82
Step-by-step explanation:
solve a + (3a) + (a + 100)=510
the square root of 3 is irrational.
about 1.73
1,3,5,6
Answer: √ 4A /π or 13.996450848446
D = 2R
C = 2πR
A = πR2
where:
R: Radius
D: Diameter
C: Circumference
A: Area
π: 3.14159