Answer:
102
Step-by-step explanation:
it's a parallelogram so it's BxH
A = 15x8 = 120
inside rectangle A is LxW
6x3 = 18
subtract the inside from the outside
120-18 = 102
Answer:
36
Step-by-step explanation:
This is the fraction we use to solve this problem 
Fractions are
and 
We now ask ourselves

Since whatever we do to the numerator we have to to the same to the denominator, we multiply 3 and 12

Hope this helps!
PLZZZ give brainliest
Answer:

Step-by-step explanation:
3 5/6 ÷ 3 3/4 = 46/45
Answer:
r = t - u - s
Step-by-step explanation:
To solve for r in terms of s, t, and u, means to have r on one side and have t, u, and s.
t = u - s + r
t - u = s + r
t - u - s = r