Find the area of sector AOB. Express your answer in terms of 7 and rounded to the nearest tenth.
If 0 is measured in degrees then
area of sector
хте?
360°
8.
B
A
110%
12 m

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days