Please hel this is DUE IN 15 minutes Angle ABC is a straight angle.
The measure of angle DBC is 85°,
The measure of angle ABD is xº
What is the value of x?

What values of data might affect the statistical measures of spread and center

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.)

Guests at an amusement park must be at least 54 inches tall to be able to ride the roller coaster. which graph represents the set of heights that satisfy this requirement?