Chapter 2: Q12. (page 67)
If ∠BOC is a right angle and , then , and data-custom-editor="chemistry" .
Short Answer
The measures of the angles∠DOE,∠BOAand∠AOCare32°,32°and122°respectively.
Chapter 2: Q12. (page 67)
If ∠BOC is a right angle and , then , and data-custom-editor="chemistry" .
The measures of the angles∠DOE,∠BOAand∠AOCare32°,32°and122°respectively.
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Given:
Prove:
State the hypothesis and the conclusion of each conditional.
If , then
.
Justify each statement with a property from algebra or property of congruence.
If then .
Tell whether each statement is true or false. Then write the converse and tell whether it is true or false.
If , then .
State which postulate, definition, or theorem justifies the statement about the diagram.
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