Triangle ABC is a right triangle and angle A is the right angle. Angle B is 35°, and side AB is 200 meters. What is the length of line BC in meters? O a) 200 cos 35° O b) 200 tan 35° O c) 200 ÷ cos 35° O d) 200 ÷ sin 35°

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.