Please help me figure out the percentage of this problem I know that you first figure out the miles flown then from there divide but by per 100,000 aircraft hours or how ? Do I figure this out

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.