Find the missing angle.

170^{\circ}

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140^{\circ}

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120^{\circ}

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110^{\circ}

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Solution

The correct option is A $170^{\circ}$
Let the missing angle be x degrees.

$10^{\circ} + x = 180^{\circ}$
$x = 180^{\circ} - 10^{\circ}$
$x = 170^{\circ}$

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Find the missing angle.

The correct option is A 170∘Let the missing angle be x degrees. 10∘+x=180∘ x=180∘−10∘ x=170∘

The correct option is A $170^{\circ}$
Let the missing angle be x degrees.

$10^{\circ} + x = 180^{\circ}$
$x = 180^{\circ} - 10^{\circ}$
$x = 170^{\circ}$