Um triângulo retângulo apresenta um de seus ângulos sendo igual a 3/5 do seu ângulo reto. O menor ângulo do triângulo mede: a) 21 ° b) 24 ° c) 28 ° d) 32 ° e) 36 °

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck