Answer:
Step-by-step explanation:
2) l = 9 cm
b = 7 cm
h = 3 cm
Surface Area= 2*(lb + bh + hl)
=2*(9*7 + 7*3 + 3*9)
=2*(63 + 21 + 27)
= 2 * 111
= 222 cm²
Answer:
1 5/12
Step-by-step explanation:
You can do the opposite of this problem to get the answer. 2/3 + 3/4 = 1 5/12. You can confirm this answer by doing 1 5/12 - 3/4. Therefore, 1 5/12 is your answer.
A, B, C!
Lol hope this helps