menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
A triangle ABC is inscribed within the unit circle. Let x be the measure of the angle C. Express the length of AB in terms of x.
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
A triangle ABC is inscribed within the unit circle. Let x be the measure of the angle C. Express the length of AB in terms of x.
asked
Apr 20, 2018
152k
views
5
votes
A triangle ABC is inscribed within the unit circle. Let x be the measure of the angle C. Express the length of AB in terms of x.
Mathematics
middle-school
Panthy
asked
by
Panthy
7.3k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
3
votes
1. Check the picture attached.
2. m(AOB)=2x as it is a central angle, intercepting the same arc (AB) as ACB.
3. AO=OB=1, as they are radii of the unit circle.
4. From the cosine theorem:
substituting the known values:
Rypskar
answered
Apr 25, 2018
by
Rypskar
8.4k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
No related questions found
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Other Questions
How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement how thick must the cement be to cover field
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity.org