He bought 3 small notebooks (3*7=21) and 3 large notebooks (3*10=30)
21+30=51
Answer:
The area of Nancy's garden is 
Step-by-step explanation:
I assume that the Nancy's garden is a rectangle shape
To find the area first convert mixed number to an improper fraction


Therefore
The area is equal to

convert to mixed number

Answer:
30000
Step-by-step explanation:
You round up because it is 5 or < making the 5 a 0 and the 2 a 3. Bringing in the extra 0's makes it 30,000
Answer:
C. 
Step-by-step explanation:
Let
,
and
. From statement we know that
, which is equivalent to the following linear algebraic formula:
(1)


(2)
Then, the coordinates of point B on AC are:



Which means that correct answer is C.