What is the drainage area the supplies water to a river​

The diagram shows , , and . which statement can be proven true from the diagram? a. ∠dgb is supplementary to ∠ega. b. ∠dgb is supplementary to ∠cgb. c. ∠cgb is supplementary to ∠agd. d. ∠ega is supplementary to ∠egc. e. ∠egd is supplementary to ∠cgb.

In the 1400s, portugal’s economy was based on a. industry b. exports c. finance d. trade

Major river of southeast asia flowing through laos thailand vietnam and cambodia