Answer:

Step-by-step explanation:
Given: 
To find: angle to the nearest degree
Solution:
A triangle is a polygon that has three sides, three angles ,and three vertices.
Trigonometry explains the relationship between the sides and angles of the triangle.
The angle can be expressed in two forms: degrees or radians.

Answer:
16=D
17=A
18=A
19=B
20=D
Step-by-step explanation:
Answer:
infinity
Step-by-step explanation:
Answer:
sjobciducbqpfhivñqrjivbñkqjvbñqjirv
Answer:
C
Step-by-step explanation:
Legs are the sides of an isosceles triangle that aren't the base, so in this case ZX would be the base. This rule is only for isosceles triangles. It doesn't apply to any other type of triangle.
Hope I helped, sorry if I'm wrong!
~Mschmindy