Could you be more specific about what you need to know here? Where are the instructions for this problem? Try to explain what you do understand and what you don't.
Answer:
Supplementary angles
Step-by-step explanation:
Supplementary angles are two angles whose sum is 180 degrees while complementary angles are two angles whose sum is 90 degrees.
That =70 the answer of your question is 70
Answer: 144 Cubic Feet
Explanation: Multiply all of your numbers together to get your volume.
<u>Numbers</u> : Length(12) x Width(3) x Height(4) = 144 cubic feet.
I hope this helps you! :)
combine like terms, so 6m + 5m =11m
then 7n - 3n = 4n
ANSWER: 11m+4n
