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yulyashka [42]
2 years ago
9

The ratio of angles angles A:B:C is 5:4:3 . find measure of angle A and B And C

Mathematics
1 answer:
mr Goodwill [35]2 years ago
8 0

Answer:

A=75

B=60

C=45

Step-by-step explanation:

5+4+3=12

every triangle is equal to 180 so we divide

180/12=15

then we multiply each angle by 15

5*15

4*15

and 3*15

don't forget to check your work by adding the answers together to get 180

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Answer:

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3 years ago
Pls help me solve pls show how you got the answer
Dmitry [639]

Polynomial 1 : x²-x²+4x -2+1 = 4x -1

Polynomial 2 : 3x-x-2x²-2+1 = -2x²+2x-1

Polynomial 3 : 4 -2x+x-x²+x²-x² = -x²-x+4

According to the question,

Polynomial 1+Polynomial2+Polynomial3 + Polynomial4 = 6x

=> 4x -1+ (-2x²+2x-1) +(-x²-x+4) + Polynomial4= 6x

=> -3x²-x+2+Polynomial4= 0

<h2>=> 3x²+x -2= Polynomial4</h2>

OPTION B

6 0
2 years ago
Read 2 more answers
Helppp!!!!
svetlana [45]

Answer:

1. he took 8/12 for lunch, but 1/12 is left

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Step-by-step explanation:

i hope this helps, the wording is a little confusing to me tho

3 0
3 years ago
Read 2 more answers
-7d=56<br><img src="https://tex.z-dn.net/?f=%20-%207%20%3D%2056" id="TexFormula1" title=" - 7 = 56" alt=" - 7 = 56" align="absmi
PtichkaEL [24]
The only thing you need to do is divide 56 by -7. You know the d must be a negative number because negative x negative= positive. So 56 / -7 is -8.
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2 years ago
Which set of shapes appear to be similar?<br><br><br><br> (Answers in picture)
12345 [234]

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