Please help! tell whether x and y are proportional. if so, identify the constant of proportionality
1. y= 1/2x
2. y=2x + 7
3. x= y + 2
thanks

An empty bucket is placed under a faucet dripping at a constant rate of 4 milliliters per minute. with the given information, which of these statements is a reasonable conclusion? a there will be 24 milliliters of water in the bucket after 16 hour. b there will be 60 milliliters of water in the bucket after 14 hour. c there will be 160 milliliters of water in the bucket after 20 minutes. d there will be 100 milliliters of water in the bucket after 40 minutes.

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i