J u l i a n has partially filled the prism below with 16 unit cubes. A rectangular prism with a length of 4, height of 3, and width of 3.

How many more unit cubes will he need to completely fill the prism?
11
20
25
36

b aka 20 just look at the number and look for all the open spaces.

mk./km: lm

step-by-step explanation:

,mlmlm

; mk

lk

answer: (c) m∠qpo + (2x + 16)° = 180°

step-by-step explanation:

the opposite angles of a quadrilateral are supplementary.

so, ∠o + ∠q = 180°   and   ∠p + ∠r = 180°

since ∠r = 2x + 16°, we can use substitution as follows:

∠p + ∠r = 180°

∠p + (2x + 16)° = 180°