a common what? denominator?
Answer:
22 days
Step-by-step explanation:
55 divided by 2.5=22 days
3 x 5 = 15 because the opposite of dividing is multiplying
Answer:
√308 or 17.5
Step-by-step explanation:
c^2=a^2+b^2
c^2-a^2=b^2
Substitute
18^2-4^2=b^2
324-16=b^2
b^2=308
b=√308 or b=17.5
I think it might be 7 don't know what answers you may have but its a guess
