Using the transformation T: (x, y) → (x + 2, y + 1), find the distance named.
6
B
S
Cl4
8
5
А
1 2 3 4
3-21A
Find the distance AB
MI
70 12 3 4 5 6 7 8 9

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

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