Answer:
CPCTC
Step-by-step explanation:
If abc=def is given,
then using the cpctc rule. (corresponding parts of congruent triangles are congruent) should state this answer.
Answer:
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Step-by-step explanation:
can u answer my question ****I KNOW THE ANSWER I JUST WANNA KNOW HOW U GET IT***
What percent of pure gold is in a watchcase that is 16 carats fine? In a chain that is 12 carats fine? In a ring that is 14 carats fine?
Answer:
Step-by-step explanation:
- (2/3)(cx + 1/2) - 1/4 = 5/2
- (2/3)cx + 1/3 - 1/4 = 5/2
- (2/3)cx + 1/12 = 5/2 Multiply all terms by 12
- 8cx + 1 = 30
- 8cx = 29
- x = 29 / (8c)