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Mathematics, 23.10.2019 03:50 lyn36

Points a and b are midpoints of the sides of triangle qrs. triangle q r s is cut by line segment a b. point a is the midpoint of side q s and point b is the midpoint of side r s. the length of q r is 6 meters, the length of q a is 4 meters, the length of a b is 3 meters, and the length of r b is 3 meters. what is sa?

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