Answer:
third one passes through the slope .
For this case we must find the product of two mixed numbers:

So, we have:

If we go to a mixed number we have:

Answer:

D because it has to be a chord due to being perpendicular to a diameter
Answer:
Step-by-step explanation:
Part A: 20 shows $20 which Cory earns by mowing one lawn. 9 shows $9 which he earns by trimming one hedge. x shows the number of lawns. y shows the number of hedges. Part B: There are two terms in this expression. 20x which shows the total earning of Cory by mowing lawns. 9y which shows his earning by trimming hedges. It can be judged by the description of rates explained in part A. Part C: From explanation given in Part C, we can easily see that the expression 9y is used for the total earned from trimming hedges.
Answer: b
Step-by-step explanation: