Kaixuan gave 1/4 of his money to his mother. he spent 5/18 of the remainder on a wallet and 2 t- shirtsand had $312 left. the wallet cost 4 times as much as a t-shirt. (a) how much did kaixuan have at first? (b) how much did each t-shirt cost?

step-by-step explanation:

∆abc has the points a(1, 7), b(-2, 2), and c(4, 2) as its vertices. formed with the point d(1, 2) as its third vertex, then ∆abd is triangle.

false

step-by-step explanation:

rulers and compasses arent required in order to bisect an angle because when bisecting angles, you're making a "half circle" and considering in order to bisect an angle it wouldn't be straight, you wouldn't need either of the two