The table shows some information about the foot lengths of 40 adults. Foot length (f cm)
16 18 20 22 24
Number of adults
3
6
10
12
9

(a) Write down the modal class interval.

(b) Calculate an estimate for the mean foot length.

Please give me the answer

In the triangle abc< angle c is a right angle. find the value of the trig function indicated. find tan a if a =12, b=5 a. 13/12 b. 12/13 c. 5/12 d.12/5

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.