Answer:
C. three; three
Step-by-step explanation:
Both an altitude and a median are a line segment with a vertex of the triangle on one end. There are 3 vertices in a triangle, so 3 altitudes and 3 medians.
Answer:
Step-by-step explanation:
R' (3,5)
S' (2,2)
T' (5,3)
Answer:
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The question asks for a vertical line, and if it is vertical, it cannot be y = ... because that is horizontal. We also know it passes through the x-coordinate of -4, so the answer is x = -4.
Angles in a line = 180
180-165 = 15 degrees
15 + 45 + ? = 180
60 + ? = 180
? = 120