(54/100)*x = 81 => x = 8100/54=> x = 150;
I think it’s called an Heptadecagon
Simple problem, just use a proportion:
2.5/35 = X/55
Now cross multiply:
137.5 = 35X
X = 3.928
Answer:

Step-by-step explanation:
prefer the attachment
according to the question

simplify addition:

simplify fraction;

cross multiplication:

cancel 14 from both sides:

divide both sides by -0.8:
