The table below shows the number of yards the students walked during recess today. Minutes
10
20
30
40
400
600
800
1000
Distance
(yards)
Find the linear model for this data and tell what the slope means.

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

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