2. Trigonometric Functions on Right Triangles

An equilateral triangle has sides of length $s$. What is the length of its altitude?

Triangle ABC is an isosceles right triangle. What is the measure of one of the base angles?

Which of the following triangles is a scalene triangle?

Given the triangle below, determine the missing side(s) without using the Pythagorean theorem (make sure your answer is fully simplified).

Without using a calculator, determine all values of A in the interval $\(\left\)[0,\(\frac{\pi}{2}\]\right\))$ with the following trigonometric function value.

$\(\cos\) A=\(\frac{\sqrt3}{2}\)$

Given the triangle below, determine the missing side(s) without using the Pythagorean theorem (make sure your answer is fully simplified).