9340.00 is invested into an account that earns 8 1/2% simple interest for 15 years. What is the interest earned and what is the
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Answer:
x =
Step-by-step explanation:
AC² = AB² + BC²
BC² = 3² + x² = 9 + x²
AB² = 7² + x² = 49 + x²
But AC² = (7 + 3)² = 100
∴ 100 = 49 + x² + 9 + x²
2x² + 58 = 100
x² = 50 - 29 = 21
x =
We need to find the percentage of the extra feet that she measured, so first we have to find out how much that is. We can do this by simply subtracting:
4.27 - 4 = 0.27
Now we can set up a proportion to find the percentage.
Solve for x
0.27 x 100 = 27
27/4 = 6.75
The answer is 6.75% :)
Hopefully this helps! If you have any more questions or don't understand, feel free to DM me, and I'll get back to you ASAP! :)
4.27 - 4 = 0.27
Now we can set up a proportion to find the percentage.
Solve for x
0.27 x 100 = 27
27/4 = 6.75
The answer is 6.75% :)
Hopefully this helps! If you have any more questions or don't understand, feel free to DM me, and I'll get back to you ASAP! :)