If S is the midpoint of RT, what must be true?
The answer is B. RT = 2RS.
Here's an analysis of each option based on the fact that is the midpoint of :
A: . Since is the midpoint of , , not . So this option is incorrect.
B: . If is the midpoint of , then and . Since Click "Show Answer" to reveal the answer and analysis
Click "Show Answer" to reveal the answer and analysis
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