Estimate the total number of hairs on your head. To calculate your estimate, you must make assumptions
1. Assume head spherical and 50% covered with hair.
2. Assume a radius of 5 inches.
3. Assume 150 hairs per
A)
100,000 hairs
B)
250,000 hairs
500,000 hairs
D)
1,000,000 hairs