Compare the decimals 13.03 and 13.30. Which comparison is correct? A. 13.03 < 13.30 B. 13.03 = 13.30 C. 13.03 > 13.30
2 answers:
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ANSWER
C. 58°
EXPLANATION
The sum of the interior angles of a triangle is 180°.
We sum all the three angles to obtain,
.
We group like terms to get,
.
Simplify,
.
Combine like terms to get,
.
Simplify,
.
Divide both sides by 32 to get,
.
We substitute the value of x into the expression for
.
This implies that,
.
.
.
The correct answer is C