# Zoe Austin

Trigonometry teacher | Verified Expert

I'm a graduate of California Institute of the Arts, specializing in Trigonometry. With a passion for mathematics, I aim to simplify complex trigonometric concepts and make them accessible to students. My teaching approach emphasizes practical applications and real-world examples to enhance understanding. Through personalized instruction, I help students develop problem-solving skills and build confidence in tackling trigonometry challenges. Whether it's mastering identities or understanding geometric principles, I'm dedicated to supporting students on their journey to mathematical proficiency.

## Questions

How do you use the double angle or half angle formulas to simplify #sin 8x cos 8x#?

What is the period of #f(t)=cos ( ( 4 t ) / 3 ) #?

In triangle ABC, measure of angle A=32 a=12 and b=10, how do you find the measures of the missing angles and side of triangle A?

How do you solve #tan(x+pi)+cos(x+pi/2)=0#?

Provet that? : #cos(-x) -= cosx#

How do you prove # tan^2(x) / (sec(x) - 1) = (sec(x) + 1)#?

A triangle has sides with lengths: 7, 9, and 15. How do you find the area of the triangle using Heron's formula?

How do you find the six trigonometric functions of #(7pi)/6# degrees?

What are the solutions on #0 ≤ x < 2pi# to #secx + cscx + 1/tanx - tanx = 0#?

How can you use trigonometric functions to simplify # 13 e^( ( pi)/8 i ) # into a non-exponential complex number?

How do you find the value of #tan225#?

How do you use a double-angle formula to rewrite the expression #6 cos^2x-3#?

What is the distance between #(5 , (7 pi)/4 )# and #(-4 , pi )#?

How do you graph #y=2 cot x#?

A triangle has sides A, B, and C. Sides A and B have lengths of 3 and 2, respectively. The angle between A and C is #(13pi)/24# and the angle between B and C is # (3pi)/8#. What is the area of the triangle?

How do you prove #(1 - tanx) / (1 + tanx) = (1 - sin2x) / (cos2x)#?

How to solve for x on the interval [0,2π)?

How do you evaluate #Arctan (-1)#?

How do you find the remaining trigonometric functions of #theta# given #sectheta-=13/5# and #sintheta<0#?

Identify the quadrant or quadrants in which an angle A in standard position must be if csc A > 0 and tan A < 0?