Answer:
30cm^2
Step-by-step explanation:
area of large rectangle = length x width
= 5 X 9 = 45 cm^2
area of small rectangle = length x width
= 3 X 5 = 15 cm ^2
45 - 15 = 30cm^2
Answer:
11 ≤ n
Explanation:

More than indicates the minimum value, so you use the greater than or equal to.
The above answer is written in reverse, which the exact same result.
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Using the cube formula for volume I got V=3.38cm^3
Answer:
x = 7
Step-by-step explanation:
x + 7 = 14
Subtract 7 from both sides
x = 14 - 7 = 7