Answer:
4.19
Step-by-step explanation:
just use the formula 2pir^2
Answer:
1 2/3
Step-by-step explanation:
Answer:
2x + y + 5 = 0
Step-by-step explanation:
y − 1 = -2 (x + 3)
y − 1 = -2x − 6
2x + y + 5 = 0
Answer:
Step-by-step explanation:
a.10^4=10000
b.10×9×8×7=5040