Given: \overline{AD} \cong \overline{AE} AD ≅ AE and \overline{AB} \cong \overline{AC}. AB ≅ AC . Prove: \triangle ABE \cong \triangle ACD△ABE≅△ACD.

What evidence does the writer give to support his argument about coral reefs? a) he speaks of the activities of coral polyps. b) he describes the composition of the great barrier reef. c) he emphasizes the ways in which coral reefs are fragile. d) he points out the ways that scientists do research on the reefs.

What was the great rift valley formed by

Are divergent boundaries responsible for tsunamis?