If the pattern shown continues how many black keys appear on an organ with a total of 240 keys
1 answer:
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Check the picture below.
Answer:
4.9 units
Step-by-step explanation:
We are dealing with a Right angle triangle, and the c is actually the hypotenuse. We are given the measures of a and b.
a being 4, and b being 3.
We need to use the Pythagorean Theorem to solve this.
we can rewrite this as;
Calculation time
15 + 9 = c
c = 24
Now we find the square root of each equation to determine what is.
4 + 3 = 4.89897948557
Let's round that to the nearest tenth.
4.9 units
Hope this helped :)