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NeTakaya
1 year ago
11

The ratio of the measures of the three angles in a triangle is 15:8:13. Find the measure of the three angles.

Mathematics
1 answer:
EleoNora [17]1 year ago
4 0

Answer: 75, 40, 65

Step-by-step explanation:

Let the angles measure 15x, 8x, and 13x.

Since the sum of the angles of a triangle is 180 degrees,

15x+8x+13x=180, meaning that x=5.

So, the angles are 15(5)=75 degrees, 8(5)=40 degrees, and 13(5)=65 degrees.

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irina [24]

Answer:

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Step-by-step explanation:

Here, we want to calculate the initial amount in the account.

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3 years ago
The problem is in the picture.
Semmy [17]

Answer:

  • an = 5 + 10(n -1)
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Step-by-step explanation:

The explicit formula for the n-th term of an arithmetic sequence is ...

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The sequence of seat counts has a1=5 and d=10, so the explicit formula is ...

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The 7th term is ...

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