chelmer9 chelmer9

10-12-2014
Mathematics

contestada

How do you find the value of variables in a circle? Number 9?

How do you find the value of variables in a circle Number 9 class=

Respuesta :

maxinetoto maxinetoto

10-12-2014

a is half of the arc angle 108 so a = 54.
b is half of the arc angle 60 so b = 30.
c is identical to the angle that's missing from the triangle with a and b in it.
so, a + b + c = 180
54+60+c = 180
c = 180-54-60 = 66

Answer Link

Otras preguntas

8m − 2m − m − m − 2m = 16 What is m

Can someone please tell me some basic facts about the golgi body? I've done a ton of research and still can't really understand it. Thanks!

How would you contact a potential employer

States that gained or lost votes

Jerome is writing a letter to his principal to identify issues in the school and propose ideas for how to fix them. What organizational structure should he use?

A triangle can have at most one right angle or acute angle ? Is this true?

One plane leaves the airport and travels west at 490 mph. A second plane leaves 2 hours later and travels north at 540 mph. At what rate is the distance between

If f(x)=4x^2+1 and g(x) = x^2-5 fins (f-g)(x)

Which of the following is NOT an internal factor of decision making?

Which statement is true according to the kinetic theory? A. Only gases show random motion of particles, B. Only gases and liquids show random motion of particle