Pythagorean Theorem: a^2 + b^2 = c^2
a = 6
c = 9
b = ?
6^2 + b^2 = 9^2
36 + b^2 = 81
b^2 = 81 - 36
b^2 = 45
b = sqrt(45)
b = 6.71 miles
After 4 years, the account gains $325.8, so 4 years
Answer:
<h2>A = 36π yd² ≈ 113.04 yd²</h2><h2>C = 12π yd ≈ 37.68 yd</h2>
Step-by-step explanation:
The formula of an area of a circle:

The formula of a circumference of a circle:

<em>r</em><em> - radius</em>
<em />
We have <em>r = 6yd</em>.
Substitute:


If you want round the answers, then use <em>π ≈ 3.14</em>


Answer:
30.8 miles per gallon
Explanation:
1.25 = 38.5
Divide both sides by 1.25
1 = 30.8
Can you re-phrase the question