Answer:

Step-by-step explanation:

Subtract 57 from both sides:

Divide both sides by 4:

Answer:
5.66 inches
Step-by-step explanation:

a² + 7² = 9²
a² + 49 = 81
a² + 49 - 49 = 81 - 49
a² = 32
a = square root of 32
a = 5.6568 or 5.66 inches
I used the Pythagorean Theorem to solve this.
Answer:
-3
Step-by-step explanation:
We want (n/p)(1). We can obtain this by finding n(1) and p(1) and then dividing as indicated:
p(1) = 3(1) - 2 = 1
n(1) = 2(1) - 5 = -3
Then (n/p) (1) = -3/1, or just -3
Answer:
50.27
Step-by-step explanation:
You split 8 in half to find radius, and multiply that by pi.
Answer:
377.151 > 377.1509
Step-by-step explanation:
377.151 and 377.1509
377.151 > 377.1509