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Answer:
Step-by-step explanation:
x²+y²=r²
r²=12
r=√12=2√3
Answer:
-17
Step-by-step explanation:
The answer is negative seventeen as you add the negatives together to get a higher negative
The angles must be acute and all the measured angles must be different.
<h3>What is a triangle?</h3>
This a shape with 3 sides and angke
If in ΔNOP, OP = 7, PN = 13, and NO = 19, then the measure of the angles must be different as well;
Hence the statement that must be true about the angles is that the angles must be acute and all the measured angles must be different. The given triangle must also be a scalene triangle
Learn more on triangles here: brainly.com/question/2938476
So 5+x=47
subtract 5 from both sides
x=42
not 52
the answer is 42
