Answer:
Step-by-step explanation:
the angles of a triangle add up to180.
70 plus 30 plus x = 180
100 plus x =180
x=80
Answer:x=1
Step-by-step explanation:trust me even without x they still equal each other
The parallelograms X is 10
Answer:
Statements Reasons
1.
1. Given
2.
2. Given
3.
3. Base angles theorem.
4.
4. Alternate interior angles.
5.
5. Alternate interior angles.
6.
6. Isosceles triangle theorem.
7.
7. Vertical angles.
8.
8. By SAS postulate.
9.
9. By CPCTC.
10. 10. Sum of adjacent angles.
![m\angle MAK + m \angle NAC = m \angle NCK + m \angle MCA\\m \angle A = m \angle C](https://tex.z-dn.net/?f=m%5Cangle%20MAK%20%2B%20m%20%5Cangle%20NAC%20%3D%20m%20%5Cangle%20NCK%20%2B%20m%20%5Cangle%20MCA%5C%5Cm%20%5Cangle%20A%20%3D%20m%20%5Cangle%20C)
11.
is isosceles 11. Base angles theorem.