20 points for right

part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross-section? (5 points)

part b: if a cross section of the prism is cut diagonal to the base, what would be the shape of the resulting cross section? (5 points)

Measures of the angle of r, 31 s (x+4) t (3x+9)

Which ordered pair is a solution of the equation? y + 5 = 2(2+1) choose 1 answer ® only (5,10 ® only (-1,-5) © both (5, 10) and (-1,-5) 0 neither

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?