Answer:

Step-by-step explanation:
The formula to find the area of a trapezoid is the following,

Where (
) represents the heights of the trapezoid, (
) and (
) represent the bases of the trapezoid, or rather the two parallel sides of the trapezoid.
One is given all of these values in the picture,

Substitute these values into the formula and solve for the area of the trapezoid,

Simplify,

Answer:
We get the value of Principal amount i.e initial investment = $61640
Step-by-step explanation:
Interest rate r = 3.59% or 0.0359
Compounded quarterly n = 4
Future Amount A = 117,300
Time t = 18 years
We need to find initial investment i,e Principal Amount P
The formula used is: 
Putting values and finding P

So, We get the value of Principal amount i.e initial investment = $61640
49 pieces because 7/8 is equivalent to 49/56. If each piece is 1/56, then there 49 of them.
I don’t know to be honest just ask for help somewhere else’s 123
Step-by-step explanation:
energy, in physics, the capacity for doing work. It may exist in potential, kinetic, thermal, electrical, chemical, nuclear, or other various forms. ... After it has been transferred, energy is always designated according to its nature.