1. There are two parks A and B as shown below.
30 m
30 m
Park A
Park B
75 m
75 m
Fig. 14.3
Which park has greater area and by how
much?

The intensity, or loudness, of a sound can be measured in decibels (db), according to the equation 0b is the intensity of a given sound and lo is the threshold of hearing intensity. what is the intensity, in decibels, [l(db)], when 1 - 10"(%)? use a calculator. round to the nearest whole number a. 15. b. 32 c. 320 d. 737