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Angles STU and UTV combine to form right angle STV. Which expression could be used to find the measure,in degrees,of angle UTV?

Angles STU and UTV combine to form right angle STV. Which expression could be used-example-1
User Rushi Shah
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1 Answer

2 votes
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.
User Cmeerw
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