the half-life of a certain medicine is 6 hours. if 4000 mg is the initial amount prescribed, then how much medicine remains after 18 hours?

squares, rhombus, rectangles

step-by-step explanation:

hans did not square the 40-unit side; he merely multiplied it by 2.   incorrect.

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,