✓ Given: ZABC is a right angle and ZDEF is a right angle.
Prove: All right angles are congruent by showing that ZABC ZDEF.
What are the missing reasons in the steps of the proof?
LABC, ZDEF are
right angles
MZABC = 90°,
m_DEF = 90°
m ABC = m_DEF
LABCDEF
Given
A
B
С
A:
B:
C:
Done