A bugle can be thought of as an open pipe. If a bugle were straightened out, it would be 2.65 m long. (a) If the speed of sound is 343 m/s, find the lowest frequency that is resonant for a bugle (ignoring end corrections).

if the person is shown to have +90n, then ans is -10n.

if the person is shown to have -90n, then ans is +10n.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2