An acre of land planted with sugar beet produces 550 gallons of ethanol from the sugar by fermentation. A car converted to run o
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The measure of the exterior angle is equal to the sum of the remote interior angles. Overall the sum of all the angles of a triangle is 180 degrees.
As given in the question,
Two remote interior angles measure =
Hence, the exterior angle will be 99°
Option B is correct- The exterior angle measures 99˚.