Find the length of AB

The following graph shows the consumer price index (cpi) for a fictional country from 1970 to 1980? a.) 1976 - 1978b.) 1972 - 1974c.) 1974 - 1976d.) 1978 - 1980

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.