Answer:
15.8 in.
Step-by-step explanation:
63.2 / 4 = 15.8
X is 35 degrees and Y is 70 degrees
Answer:
Yes, it will fit snugly in a 90º corner
Step-by-step explanation:
To do this, we simply need to check if the given sides of the shelf is right-angled.
So, we have:


To check for right-angle triangle, we make use of:

This gives:




This shows that the given sides of the shelf is a right-angled triangle.
Hence, it will fit the wall