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krek1111 [17]
3 years ago
10

Can I get some help plz?

Mathematics
2 answers:
Anika [276]3 years ago
6 0

Answer:

X=20 degree

Step-by-step explanation:

∆A+∆D+∆O=180

2x+10+2x+90=180

collect like terms

2x+2x=180-100

4x=80

(4x)/4=(80)/4

x=20 degree

Eva8 [605]3 years ago
5 0

Answer:

angles \: of \: triangle \: add \: up \: to \:  {180}^{0}  \\  {(2x + 10})^{0}  +  {(2x)}^{0}  +  {90}^{0}  =  {180}^{0}  \\ 4x =  {(180 - 90 - 10)}^{0}  \\ 4x =  {80}^{0}  \\ x =  {20}^{0}

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PLEASE HELP!!! i’ll give brainliest
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Answer:

x = \sqrt{164

Step-by-step explanation:

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The sum of the interior angles of a triangle measures 180°. T or F?
deff fn [24]
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</span>
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The second question
stich3 [128]

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