Angles STU and UTV combine to form right angle STV. Which expression could be used to find the measure,in degrees,of angle UTV?
1 answer:
STV=STU+UTV
But,
STV=90° and STU = 75°
Therefore,
90=75+UTV => UTV = 90-75
Therefore, expression A is the one that can be used to find UTV.
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