The range of a set of numbers is 19 if the largest number is 45 what is the smallest number
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3° and 177°
supplementary angles sum to 180°
let x be an angle then the other angle is 59x
x + 59x = 180
60x = 180 ( divide both sides by 60 )
x = = 3
the angles are 3° and (59 × 3 )= 177°