John Rhodes, Math Teacher at Senioritis.io

John Rhodes
June 21, 2023
Geometry

Understanding Right Angles: Importance in Geometry, Engineering, Architecture, and Trigonometry

right angle an angle that measures 90 degrees – the opening forms a square corner A right angle is an angle that measures exactly 90 degrees. It...

John Rhodes
June 21, 2023
Geometry

Understanding Acute Angles in Geometry and Trigonometry

acute angle an angle that measures less than 90 degrees – it is less open than a right angle An acute angle is an angle that measures...

John Rhodes
June 21, 2023
Geometry

Understanding Obtuse Angles in Geometry: Properties and Examples

obtuse angle an angle that measures more than 90 degrees – it is more open than a right angle An obtuse angle is an angle that measures...

John Rhodes
June 21, 2023
Geometry

Understanding Straight Angles in Mathematics: Definition, Properties and Applications.

straight angle an angle that measures 180 degrees – really 2 right (90 ) angles added together A straight angle is an angle that measures exactly 180...

John Rhodes
June 21, 2023
Trigonometry

Understanding the Value of Cosine at 0 Degrees in Mathematics

cos 0° 1 The value of the cosine of 0 degrees is 1. In general, the cosine function represents the ratio of the adjacent side of a...

John Rhodes
June 21, 2023
Trigonometry

Understanding the Math: Why the Tangent of 0 Degrees is 0

tan 0° 0 The value of the tangent of 0 degrees is 0. We know that the tangent of an angle is equal to the length of...

John Rhodes
June 21, 2023
Trigonometry

Learn how to Calculate the Exact Value of Tangent 30 Degrees with this Step-by-Step Guide

tan 30° 0.577 The value of the tangent of 30 degrees is calculated by dividing the sine of 30 degrees by the cosine of 30 degrees. We...

John Rhodes
June 21, 2023
Trigonometry

Understanding the Trigonometric Function Cosine 45 Degrees in a Right Triangle – A Comprehensive Explanation

cos 45° 0.707 cos 45° is a trigonometric function that refers to the ratio of the adjacent side of a right triangle to its hypotenuse when the...