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Complementary angles aretwo angles that add up to a 90 degree angle. For example a 40 degree angle and a 50 degree angle are complementary because 40+50=90.
Answer: The World War 1 experience impacted hugely on U.S. culture, domestic politics and society. The war also resulted in an increased demand for weapons abroad. This led to increased profits and heightened productivity in the American steel industry. World War 1 ushered in an era of using chemical weapons.
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D. teaching farming skills
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Yes the Bubonic Plague Is Still Around, Why You Don't Need to Worry. An outbreak of the bubonic plague in China has led to worry that the “Black Death” could make a significant return. But experts say the disease isn't nearly as deadly as it was, thanks to antibiotics.
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