How to enlarge 1:50,000 on map scales

What two properties affect the density of ocean water

All of the following statements about the biosphere are true except: a. light and heat from the sun do not affect the biosphere. b. the biosphere gets resources from earth's crust, hydrosphere and atmosphere. c. like "biology", the name for the biosphere comes from the greek word for life. d. the biosphere includes all living organisms on earth's surface.

Equilateral triangle pbj is inscribed in a circle as shown. determine the measure of arc pjb.