# Zoe Austin

California Institute of the Arts

Trigonometry

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 divide #( 2i-6) / ( -12i +4 )# in trigonometric form?
- How do you divide #( 7i-5) / (2i+1)# in trigonometric form?
- How do you evaluate sin(3π/2)?
- What does cot(x) multiplied by sec(x) equal?
- What is sine, cosine and tangent?
- If #tanx=-1.5#, what is the value of #tan(-x)#?
- How do you solve the right triangle ABC if a=32m, A=46?
- How do you solve the right triangle ABC if A=80 Degrees, B=10 Degrees, and C=90 Degrees and a=10?
- Prove that #(cosx+secx)^2 -= sec^2x+2+ cos^2x#?
- James bond is looking at the top of a tower, at a distance of 133 m. He is 1.6 m. tall and has to look about 25 degrees above eye level. How do you find the height of the tower?
- A ladder 36m long rests against a wall, its foot being at a horizontal distance of 25m from the base of the wall. What angle does the ladder make with the ground?
- Given a right triangle with Angle A=25 deg, Angle C=90 Degrees, and knowing the length of the leg opposite angle A equals 4 inches, how do I find the length of the base leg of the triangle?
- A rectangle is 14 Cm wide and 48 cm long. How do you find the measure of the acute angle between its diagonals?
- How do you evaluate #sin^-1(1/sqrt2)#?
- What is the length of the hypotenuse of a right triangle if the two other sides are of lengths 5 and 7?
- A 5m long ladder leans against a wall, with the top of the ladder being 4m above the ground. What is the approximate angle that the ladder makes with the ground?
- If you have a right triangle 30,60,90 degree angles and you have the smallest size (width) to be 4 how do I solve for x (the length of the triangle)?
- How do you determine the quadrant in which #(9pi)/8# lies?
- How do you determine the quadrant in which #6.02# radians lies?
- How do you calculate #cos((3pi)/2)#?