Ask your own question, for FREE!
Mathematics 12 Online
OpenStudy (anonymous):

How to find z?

OpenStudy (anonymous):

OpenStudy (anonymous):

|dw:1360527906158:dw|

OpenStudy (anonymous):

Then you use your property of exterior angle of a triangle.

OpenStudy (anonymous):

The sum of the two angles in the triangle is equal to z.

OpenStudy (anonymous):

\[180-(z-13)+180-(z+10)=?\]

OpenStudy (anonymous):

337??

OpenStudy (anonymous):

Hmm, let's see? 180-(z-13)+180-(z+10) = z 180-z+13+180-z-10 = z 360 - z + 13 -z -10 = z 363 - z -z = z 363 = 3z z = 121

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!