Your expression is 60+20x
I cant tell you if that is better than Platinum Gym or not because there is no detail as to what their deal is.
C obtuse scalene
Source:
http://www.1728.org/triang.htm
Answer:
The area of the regular hexagon is 
Step-by-step explanation:
we know that
The area of a regular hexagon can be divided into 6 equilateral triangles
so
step 1
Find the area of one equilateral triangle

we have

----> is the apothem
substitute


step 2
Find the area of 6 equilateral triangles

Answer:
f = g + d/v
Step-by-step explanation:
g = f - d/v
add d/v to both sides
g + d/v = f
switch sides
f = g + d/v
Well you draw a diagonal line across the parallelogram and then do the pythogorean theroem with the base and height and you'll have the hypotenuse/diagonal