The answer is feet
Hope this helps!
Answer:
(1.37) AUB = { 1,2,3,4,5,6}
(1.38) AUC = { 1,2,3,4,5 }
(1.39)BUC = { 1,2,3,4,5,6}
(1.40) { 2,4 }
(1.41) { 1,3,5 }
(1.42) { phi }
(1.43) AU(BUC) = { 1,2,3,4,5,6 }
(1.44) { phi }
(1.45) {1,2,3,4,5}
(1.46) { 1,2,3,4,5 }

Step-by-step explanation:
1 ans 35/37
2 ans 0.95
3 ans 12/37
4 ans 0.32
A = bh
b = 16
h = 3
A = 16*3
A = 48 square centimenters