Doreen lives 3/4 mile from the library. if sheila lives 1/2 as far away as doreen, which statement below is true?

a: sheila lives closer to the library's.
b: doreen lives closer to the library.
c: sheila lives 2 times as far away from the library doreen lives.
d: they live the same distance from the library.

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.