Which sentence uses commas correctly?
a. you should be very proud of your work carl.
b. you, should be very proud of your work carl.
c. you, should be very proud of your work, carl.
d. you should be very proud of your work, carl.

answer: the angel abc is 30°,and the abc is a triangle where the angel bac is 90°

so ac is the half of 24=12ft,and from the pythagorean theorem we find ba

ba=√bc^2-ac^2=√576-144=√432=12√3ft

so bac is 12+12√3=12(1+√3)ft

x-150=475   x=625

step-by-step explanation:

if the bike after the sale ($150) is $475 then just simply add 150 to 475.