I think the answer is A
Hope it helps :-)
Answer:
:Pi (π) is one of the most important numbers in mathematics. Roughly 3.14, it is a constant that we use it to calculate the circumference of a circle . It is an irrational number,pi is equal to c/d circumfrance /diameter that is 3.14
I did these about 1 year ago but i think you subtract the 6 from 30 and then divide by 4, and that gives u 24/4 which is 6. i barely barely remember some so
Area Of Triangle:
4/2 = 2
2x6 = 12
12x2 = 24ft^2
Remaining area:
150 - 24 = 126ft^2
Maximum length:
126/6 = 21
x = 21ft