23. The sides of a triangle are 4 cm, 5 cm, and 6 cm. Find the measure of the smallest angle. PLEASE I NEED THIS ASAP

Answer this question only if you know the 30 points and

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

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a