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2 years ago

What is the value of x? A=55 B=80

Mathematics

1 answer:

stira [4]2 years ago

3 0

Answer:

x = 45°

Step-by-step explanation:

80° + 55° + x = 180°

135° + x = 180°

x = 45°

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ahrayia [7]

Answer:

A = 110 degrees.

Step-by-step explanation:

< A and < B are same side angles so their values add up to 180 degrees, so:

5x + 20 + 9x - 92 = 180

14x - 72 = 180

14x = 252

x = 18.

So m A = 5(18) + 20

= 110 DEGREES.

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4 years ago

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4 years ago

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Step-by-step explanation:

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