Triangle CDA is the image of triangle ABC after a 180° rotation around the midpoint of segment AC. Triangle ECB is the image of
triangle ABC after a 180° rotation around the midpoint of segment BC.
Part A: Explain why ABCD and ABEC are parallelograms.
Part B: Identify at least two pairs of congruent angles in the figure and explain how you know they are congruent.
Part C: Explain how to use what you know about the sum of the angles in a triangle to figure out the sum of the angles of quadrilateral ABED.
1 answer:
Answer:equal and parallel opposite sides
Step-by-step explanation:
equal sides
parallel opposite sides
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Answer:
b or a
Step-by-step explanation:
C)17
you put the number in order from little to big and the one in the middle is your answer
An expression is a mathematical phrase containing at least one variable :)
where is the question?????????
<span>A is the correct answer for this</span>
