Abuilding casts a 21-ft shadow and a flagpole casts a 6-ft shadow. if the flagpole is 15 ft tall, how high is the building? round to the nearest tenth/

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify

correct answer is option b.

step-by-step explanation:

the true statement about geometric figure is option b that is one line can be drawn through all three points.

if three points are on the same plane, they can be connected by a line.