Which triangle is a 30°-60°-90° triangle?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

Will mark name all segments skew to bc