Answer:
is this actually a question
Step-by-step explanation:
Answer:
See explanation
Step-by-step explanation:
Consider triangles ABC and DEC. In these triangles,
- given
- given;
as vertical angles.
So,
by SAS postulate (two sides and angle between these sides of one triangle are congruent to two sides and angle between these sides of another triangle, so triangles are congruent).
Congruent triangles have congruent corresponding parts, hence,

Answer:
the other answer is a scam or virus they keep doing that
Step-by-step explanation:
if you already clicked on it welp hope
Answer:
18-r
Difference is subtraction.