In a triangle abc, with angles a, b, and c and sides ab, bc, and ac, angle b is a right (90°) angle. if the sin of angle a is 0.5 and side bc is 8 inches long, what is the length of side ac?

Fa bus driver leaves her first stop by 7: 00 a. m., her route will take less than 37 minutes. if she leaves after 7: 00 a. m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5

The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school. each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220