It is always isosceles because it can be proved as follows:
The perpendicular bisector dissects the triangle into two, and it is the common side. Then each side of the bisector is 90 degrees, and the bisected to two equal sides, so the two dissected triangles are congruent, hence the original triangle is isosceles.
Answer:
165°
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the answer and explanation of the question is in the picture
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Answer:
speed = distance÷time 48.7÷1.2 = 40.58
The slope intercept form is y=mx+b so u need the exact expression u can't complete a full equation