Ana tried to prove that an exterior triangle angle measure equals the sum of the measures of the two interior angles not adjacent to it. What was the first mistake in Ana's proof?

Use the graph of the sine function y=2sinθ shown below

Examine the two-step equation. − 7 4 + x 4 = 2 which property of operations allows you to add the same constant term to both sides? amultiplication property of equality bdivision property of equality caddition property of equality dsubtraction property of equality

Which of the following choices gives you a slope of 3?