What are canada’s 3 most important physical features? how does each affect the population?

Computer models can scientists predict weather. some computer models can show the predicted path of hurricanes. what other events could a computer model warn us of? a) undersea earthquakes , tornadoes, and avalanches b) tornadoes c) avalanches d) undersea earthquakes

The ratio of the measures of the three angles in a triangle is 14: 15: 11 find the measures of the angles

Given: circle a externally tangent to circle b. how many possible common tangents to circles a and b can exist? 2 3 4