Scientists believe the earth is approximately 4 1/2 billion years old
Explanation: <em>Supplementary angles add to 180 degrees, so the supplement of angle x is 180 - x. Complementary angles add up to 90 degrees, so the complement of x is 90-x. Supplement is 120, complement is 30, 120 is four times 30. </em>
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Could damage the good bacteria within the plants and therefore inhibit growth within the plant.
Answer: Striated
Explanation: Meaning it is made up of a series fibers that are elongated.
