A conjecture and the flowchart proof used to prove the conjecture are shown.
A
3
Given...
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Mathematics, 20.09.2021 18:30 tenleywood
A conjecture and the flowchart proof used to prove the conjecture are shown.
A
3
Given: ABCD is a parallelogram.
Prove: 21 is supplementary to 23.
1
D
ั
Drag an expression or phrase to each box to complete the proof.
ABCD is a parallelogram.
Given
22 and 23 are
supplementary
AD is a parallel to BC.
Linear Pair Postulate
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