Mensuration (II): Cylinder and Sphere 21. Calculate the (i) curved surface area (C. S.A.) (ii) total surface
(iii) volume of the following solids:

The system of equations graphed below has how many solutions?

You and a friend went to the movies.you spent half your money on tickets. then you spent 1/4 of the money on popcorn, $2 on candy, and $3 on a soda. if you have $1 left, hiw much money did u take to the movies?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf