Answer:
A = 143.2
Step-by-step explanation:
A= πr² = π(6.75)² =
× 45.5625 = 143.196 ≈143.2
All you wanna do is divide-
490/3 1/2= 140
they make 140 buttons per hour
Type it in on the calculator
Answer:
Factored form: 2x(2x^2+x+1)
Step-by-step explanation:
You're subtracting them. :)