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abruzzese [7]
3 years ago
7

Find DF D 20 E 10 F DF =

Mathematics
2 answers:
vichka [17]3 years ago
8 0

Answer:

30

Step-by-step explanation:

it is right

erastovalidia [21]3 years ago
5 0
It’s 30!

bc DE is 20 and EF is 10, if DF is the entire segment, then you would add 20 & 10, to get 30.
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The ratio of the measures of the three angles is 4:5:6. Find the measure of each angle of the triangle
Furkat [3]

Answer:

Let the number be x.

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We know that: The sum of all the measures of angles is 180 degree.

then;

4x+5x+6x = 180^{\circ}

Combine like terms;

15x = 180^{\circ}

Divide by 15 both sides we get;

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Then, the measure of each angle of triangle:

4x = 4(12) = 48^{\circ}

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3 years ago
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Answer:

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Step-by-step explanation:

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3 years ago
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Setler [38]

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