X = bookshelf //// y = books
x + y = 416
416-80 = y4
336 = y4
336/4 = y
84 = y
Mr. Harrison can buy 84 books
Answer:
112
Step-by-step explanation:
The volume is 448 
You are asked to dilate it to a scale factor of 1/4
All you are doing is multiplying: 448/1 × 1/4
Step-by-step explanation:
1 = 18
5 = 18 x 4
0.5 = 0.092
3.5 = 0.06
Answer:

Step-by-step explanation:
We can break the problem into three parts,
tan45 = sin(45)/cos(45)=


Then,
Therefore, the solution is sqrt(3)/3