Answer:
Consider the expression
. q is called the quotient, a is is the dividend and b is the divisor.
Since q is a multiple of 6, then q has the form
for some integer k.
Since a is a multiple of 9, then a has the form
for some integer s.
Since b is a factor of 12, then if 12 can be expressed of the form
, for c an integer. Then b has the form 
Replacing the preview expression in the initial expression we obtain:

Then
is a equation to Isabel's problem.
Step-by-step explanation:
And,what is the question so that i can help u??
Answer:

Step-by-step explanation:

Area = length * width


Hope this helps
1. 3/4
2. 4/3
3. 12/5
4. 5/12
Tan is opp/adj
Here is my working of the problem.