What is the answer for both of them?

1. adjacent

2. alternate exterior

Step-by-step explanation:

Two angles are Adjacent when they have a common side and a common vertex and Alternate Exterior Angles are a pair of angles on the outer side of each of those two lines but on opposite sides of the transversal

b

step-by-step explanation:

“ a line segment that has the endpoints on the circle and passes through the midpoint is called the diameter. the diameter is twice the size of the radius. a line segment that has its endpoints on the circular border but does not pass through the midpoint is called a chord. a circle is the same as 360 small circle up the number 0 . i hope this .