Answer:
8π units²
Step-by-step explanation:
center=((-1+3)/2,(-2+2)/2)=(1,0)

Answer:
300 is your answer
Step-by-step explanation:
Answer: x1=-2
x2=2
Step-by-step explanation:
5x²+4x-19=4x+1
5x²+4x-19-4x-1=0
5x²-20=0
5x²=20
x²=20/5
x²=4
x1=-√4=-2
x2=+√4=2
22 rides would be needed Explanation: one ride takes 6 kids and there are 130 kids 20 rides would take 120 21 rides would take 126 and since you can’t have kids without a ride and you can’t cut a ride into pieces there must be 22 rides
There is more then one answer, but one answer is 5 adult tickets and 3 children tickets. (5×3)+(3×2)=21