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taniyahreggienae
28.09.2019 •
Mathematics
*use a 2 proof column to answer*
given: two congruent angles ∠c and ∠r are supplementary.
prove: ∠r and ∠c are both right angles.
ex:
statements reasons
1. 1.
2. 2.
3. 3.
4. 4.
5. 5.
6. 6.
7. 7.
8. 8.
9. 9.
10. 10.
Solved
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