1-14-2025

Last updated 10 months ago

8 questions

Quiz Reminders

Quiz

Do Now

Finding the angle from standard postion

Reference Angle

Unit Circle

Reference angle

1-14-2025

Last updated 10 months ago

8 questions

Quiz Reminders

Quiz

Match the image with the correct right triangle

Draggable item		Corresponding Item
30-60-90
45-45-90
Pythagorean Triplet

You must write your answer in radical form

a=_______ 
b=_______ 

You must write your answer in radical form

a=_______ 
b=_______ 

The angle of elevation to a nearby tree from a point on the ground is measured to be 54∘. How tall is the tree if the point on the ground is 52 feet from the bottom of the tree? Round your answer to the nearest hundredth of a foot if necessary.

Do Now

Solve for the missing angle on the image given below

Finding the angle from standard postion

answers for a
positive angle _______
negative angle _______  
angle bigger than 360 _______ 

answers for b
positive angle _______
negative angle _______  
angle bigger than 360 _______ 

Reference Angle

Find the reference angle for

210\degree _______  

A reference Angle of 45° \degree , and its terminal side lies in Quadrant IV. What are a possible positive measure and negative measure of the angle.

Positive: _______ 

Negative:_______

Unit Circle

The unit circle is a circle that has its centerat the origin and has a radius of 1. In any right triangle formed with the radius as the hypotenuse, the length of the hypotenuse is 1. Based on right triangle trigonometry

Reference angle