Answer:
1st question select 2nd blue line and purple line
Step-by-step explanation:
2nd question B
Answer:
$70,201.38
Step-by-step explanation:
To determine the principal amount, we can use the formula:

A = $200,000
r = 7% or 0.07
t = 15 years
n = 12
Now let's substitute our values.



So the principal needed to get 200,000 in 15 years is $70,201.38.
Answer B
I could be wrong
Explanation
That would be a scalene because none of the sides are congruent (the same size)