Victor draws one side of equilateral ∆PQR on the coordinate plane at points P (–9, –2) and Q (–2, –2). What are the two possible
coordinates of vertex R? Round to the nearest tenth.
1 answer:
Answer:
Step-by-step explanation:
Given
The two vertices of a equilateral triangle are
Suppose the third vertex is
Side length in equilateral triangle are equal.
Similarly,
Subtract (i) and (ii)
Insert the value of in equation (ii)
So, two possible vertex are
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