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erica [24]
3 years ago
14

I need help solving for XThe answer choices are -910-119​

Mathematics
1 answer:
Andreas93 [3]3 years ago
6 0

Answer:

<em>x = -11</em>

Step-by-step explanation:

<u>Equations</u>

The image shows a right triangle with angles 70°, 90°, and x+31.

The sum of the internal angles of a triangle is 180°, thus:

70 + 90 + x + 31 = 180

Simplifying:

191 + x = 180

Subtracting 191:

x = 180 - 191

x = -11

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8 0
4 years ago
1.49 convert decimal to a fraction
astra-53 [7]
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149/100
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