The solid was created by connecting two congruent square pyramids to a rectangular prism. A rectangular prism with a length of 14 inches, width of 15 inches, and height of 15 inches. 2 square pyramids with triangular sides with a height of 18 inches. What is the surface area of this solid? _ square inches A.1380 B.1500 C.1920 D.3000

δabc ≅ δdcb by sas because

db ≅ ac . . given (side)

bc ≅ bc . . reflexive property (side)

∠dbc ≅ ∠ acb . . alternate interior angles where transversal bc crosses parallel lines bd and ac (included angle)

if the angular bisector of an triangle bisects the opposite side, prove that the other two sides are equal.

prime

the number 37 is prime