13. Because it can't be divided by a whole number except 1 and itself. 14 can be Divided by 2. 21 and 33 can be divided by 3 making them composite or divisible by more than just 1 and itself :)
(3x+4) units.
Working;
AM=AD+DM
=x+5+2x-1
=(3x+4) units
Answer:
-0.37
Step-by-step explanation:
Answer:
320 square inches
Step-by-step explanation:
4 * 1/2(8)(16) + 8*8 = 320