airiyannag0113
07.08.2021 •
Mathematics
HELP! Writing a Two-Column Proof
Try it
Angles Reasons
Given: ZABC ZDEF and
ZGHI ZDEF
Prove m/ABC = m/GHI
LABC
DEF
LGHI
m2ABC
V
mZGHI
Statements
Reasons
ДАВС
mZGHI
symmetric property
The statement is not part of this
proof
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Ответ:
1. <ABC≅ <DEF - given
2. <GHI≅<DEF- given
3. <DEF≅<GHI- Symmetric property
4. <ABC≅<GHI- transitive property
5. m<ABC=m<GHI- definition of ≅ angles
Step-by-step explanation:
Ответ:
This is because to square a number just means to multiply it by itself. For example, (-2) squared is (-2)(-2) = 4. Note that this is positive because when you multiply two negative numbers you get a positive result.