Introductory College Trigonometry: Completing the First Exam (no calculators)

Watching this I'm realizing the first problem gives the units as "feet". So the answer to number 1 including the units is "sqrt(6) feet"

00:00 Introduction
00:30 Problem 1: Using the Pythagorean Theorem
01:49 Problem 2: Solving for the sides of an equilateral triangle when given the height
06:36 Problem 3: Using Similar Triangles to Solve for an Unknown Side
08:32 Problem 4: Drawing an angle given the size in radians. Give different angle with same cos()
10:23 Problem 5: Finding Arc Length given angle size and diameter
11:36 Problem 6: Finding Radius given angle size in degrees and arc length
13:09 Problem 7: Drawing negative and positive angles in standard position given radians
14:44 Problem 8: Finding coordinates on a circle with radius of 4.
17:44 Problem 9: Calculating cosine, tangent, and cosecant without a calculator
21:18 Problem 10: Finding sine and tangent given a value of cosine.
25:03 Problem 11: Locating modified angles visually
26:57 Problem 12: Calculation cosine and sine of modified angles given coordinates on a unit circle.

Видео Introductory College Trigonometry: Completing the First Exam (no calculators) канала Sulock Math