Is side AB perpendicular to side BC in the right-angled triangle below?
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Is side AB perpendicular to side BC in the right-angled triangle below?
Remember that perpendicular lines are lines that form a 90-degree angle.
We will examine this by drawing the letter T at the intersection point of lines AB and BC as follows:
It seems from the drawing that the angle formed between the lines is a right angle, therefore side AB is indeed perpendicular to side BC.
Yes
What do the four figures below have in common?
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