Answer:
4x + 4
Step-by-step explanation:
perimeter= breadth + length + breadth + length
(x+2)+(x+2)+x+x
= 4x(because there is 4 x) + 2 +2
= 4x + 4
54/2 or 27 should be the answer
12 ft shadow / 4 ft shadow = 3
16.5 ft / 3 = 5.5 ft
The zookeeper is 5.5 feet tall
-4,. 3
or. ±4/1,. ±2/1,. ±1/1,. ±4/3,. ±2/3,. ±1/3,.