What is the cosine ratio of ∠Z? The triangle XZY is right angle triangle. Angle Y is right angle. The length of YZ is 12, the length of XY is 16, and the length of XZ is 20.

What did the pattern of earthquakes in the wadati-benioff seafloor zones show scientists? a.) earthquakes occur where the ocean floor reaches its highest temperatures. b.) many earthquakes take place 700 kilometers below the seafloor. c.) slabs of ocean floor return to the mantle in subduction zones. d.) ocean - trenches cause earthquakes.

What is one difference between austria and switzerland? a. austria is landlocked. b. austria has more minerals resources c. austria has a strong tourism industry d. austria has a strong dairy cattle industry

Which ecosystem best fits the characteristics listed below? which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses a. the congo rainforest b. the african mangroves c. the serengeti grasslands d. the sahel