In right triangle abc, a= 28º, d= 7. and zc is the right angle. solve the triangle.

b = 62°, a = 3.3, c = 7.7
b= 62°, a= 7.9, c = 3.7
b = 62°, a = 3.7, c=7.9
b = 62°, a = 6.2, c=9.4

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost.swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

The measure of angle 0 is 600 degrees