Answer quick please For 0 < x < pi/2, which expression is equivalent to sin(x/2)tan(x/2)/1-cos(x) ?

Amap has a scale of 3.5 inches = 20 kilometers. if the distance between two cities on the map is 4.9 inches, what is the actual distance between the two cities?

Megan is making bracelets to sell to earn money for the local animal shelter. it takes her 1/4 hour to pick out all the beads and 1/10 hour to string them.this week, she only has 5 1/4 hours to make bracelets. how many bracelets will megan be able to make?

Which of the following statements must be true about this diagram? check all that apply. x°, y°, z°, & w°