8-4 Topic 8 Geometry

Adjacent Angles

100

what is a(n) adjacent angle?

 non-overlapping angles that share a ray.

200

Find the Adjacent Angles. (Use Photo off of Chromebook)

<CAB   <EAD

<CAE   <DAE

<BAD

<BAC

Vertical Angles

100

What is a Vertical angle 

Angles opposite of eachother 

200

If the opposite of A is 162 degrees, and the problem for A is 2+8x. What is X?

x=20 degrees.

Supplementary Angles

100

What is a supplemtary angle?

 Angle(s) that add up to 180 degrees. 

200

How many degrees is one-third of a supplementary angle?

60 degrees 

Complementary Angles

100

What is a complementary angle?

Angle(s) that add up to 90 degrees. 

200

If a problem gives you a triangle that is 45 degrees, how many more degrees does the triangle need to be Complementary?

45 degrees.