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## Profile

I have a master's in teaching and a PhD in biology! I was a high school science teacher for two years and I have also taught college courses. I tutor biology, chemistry, physics, math, English, ACT, SAT, and GRE. I connect the topics to the real world and I love working with students of all ages! Aside from being a bit of a science nerd, I also enjoy hiking, sewing, photography, and cooking.

#### Education

PhD Biology, Washington University in St. Louis

## Subjects of Expertise

SAT Math, SAT Reading, SAT Writing, ACT Math, ACT Reading, ACT English, ACT Science, GRE Math, GRE Verbal, Pre-Algebra, Algebra 1, Algebra 2, Geometry, Trigonometry, Biology, Chemistry, Physics, Writing, Reading, Grammar, Vocabulary, College Counseling, Career Counseling

## Prove the Pythagorean Identity sin^2(θ) + cos^2(θ) = 1

There are three Pythagorean Identities, and you can get from one to the other with a little algebra magic. One of these identities is: sin^2(θ) + cos^2(θ) = 1. But how do we know that adding “sine of theta squared” plus “cosine of theta squared” truly equals one? (Fyi, sin^2(θ) is the same thing as…