The top of the tree falls 17 feet from its base at an angle of elevation of 26.5° from the ground. Approximately how tall was the tree before it fell?

Solve the triangle. a = 21°, c = 105°, c = 5

Aline is perpendicular to another line m2= (-1/m1), where m1 is the slope of the original line and m2 is the slope of the perpendicular line. which of the following equations represents the line that passes through the point (-2,1) and is perpendicular to the line below?

Find the area between y=e^x and y=e^2x over [0,1]