QUESTION 1
The angle  and
 and  are alternate exterior angles.
 are alternate exterior angles.
Since alternate interior angles are congruent, we must have;

Group similar terms.


QUESTION 10
We solve the following equation for the two alternate exterior angles to find x.




 .
.
QUESTION 2
The angle  and
 and  degree angle are alternate interior angles.
 degree angle are alternate interior angles.
Alternate interior angles are also equal
 
 
 
 
 
QUESTION 3
The angle  and
 and  degree angle are alternate interior angles.
 degree angle are alternate interior angles.
Alternate interior angles are congruent
 
 
 
QUESTION 4
The given angles,  and
 and  are alternate interior angles.
 are alternate interior angles.

Group like terms;


Divide both sides by 2 to get;

QUESTION 5
The given angles,  and
 and  are alternate interior angles.
 are alternate interior angles.

Group like terms;


QUESTION 6
The given angles,  and
 and  are alternate exterior angles.
 are alternate exterior angles.
Since the alternate exterior angles are congruent, we have;

We group similar terms to obtain;


QUESTION 7
The two angles,  and
 and  .
.
The two alternate interior angles are congruent.



QUESTION 9
The two angle alternate interior angles.
These angles are congruent.
This implies that;



QUESTION 10
We solve the following equation for the two alternate exterior angles.


