Answer:
the answer is already in the question
D. 130°
D. 130
hi
Two triangles are congruent if their corresponding sides are equal in length, and their corresponding angles are equal in measure.
Move the -7 to the right, its sign will flip (do you know why?)
Negate both sides to change -x to x
-x = 16+7
-x = 23
x = -23
Answer:
X-4
Step-by-step explanation:
Answer:
150
Step-by-step explanation:
angles in a triangle add up to 180 degrees
angles on a straight line add up to 180 degrees