Does anyone know the answer to these two problems??

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Akitchen is 12 ft. by 14 ft. with 10 ft. high walls. how much would it cost to put vinyl flooring in this room? $8.80 per ft