Math 10 – Week 3, Trigonometry

This week in math 10 we learned about trigonometry, which is how to solve equations that include triangles. A triangle can be determined by the total amount the angles equal. Each triangle must have a total angle of 180, you can determine if the triangle is a left or right triangle because it will have one 90 degree angle in it.

In the image we see A, H, and O, which stand for Hypotenuse, which is the longest side of the triangle. Opposite, which is the side opposite of the (theta) the theta is that shape that I drew the two lines coming out of, it is used to find the opposite side of the triangle, and A is for adjacent, adjacent is whatever is in between H and O.

Sine Ratio, Cosine Ratio, and Tangent Ratio are all the formulas used to solve a triangle, we take the O, H, and A, and we use these different formulas to solve the answer for the triangles.

Here we have a right triangle meaning the angle that is in the bottom left corner is going to be 90 degrees. Our theta is in that bottom right corner meaning the straight up side on the far left is our opposite side. The side along the bottom is our adjacent side and the angled side on the top is our hypotenuse.

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