Find the surface area of WILL GIVE BRAINLIEST FOR THE FIRST TO ANDWER CORRECTLY the pyramid. Round to the nearest tenth if necessary
12.2 m
16 m
10.6 in.
12.2 m
12.2 m

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

We just started the introduction into circles and i have no idea how to do this.

Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano