twin sides stemming from a common vertex, make twin angles, since the HG = HF, then ∡G = ∡F.
Let
x-------> the number of fiction books
y-------> the number of nonfiction books.
we know that
-----> equation 
-----> equation 
Add equation
and equation 
<u>find the value of y</u>



therefore
<u>the answer is</u>
Part a) the number of fiction books is 
Part b) the number of nonfiction books is 
Answer:
12 pages
Step-by-step explanation:
If you divide 48 by four, you get twelve. 3/4 of 48 is 36, so you subtract the 36 from the 48 and get 12.