How far apart are A(1, 2) and B(4, 6)?
Two points give you a right triangle in disguise. The legs are the changes in x and y; the distance is the hypotenuse.
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1 lesson for “Distance and midpoint”
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Why is it hot in summer and cold in winter?
You said summer comes when Earth is near the Sun. Earth is closest to the Sun in early January, during northern winter. The tilt is the cause.
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