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What is the perimeter of triangle CDE?

What is the perimeter of triangle CDE?
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1 vote
What is the perimeter of triangle CDE?

What is the perimeter of triangle CDE?-example-1
User Leaky
by
8.2k points

1 Answer

3 votes

Answer:

30 units

Explanation:

from C to D is 5 units

from C to E is 12 units

to find the distance of ED, use pythagoras' theorem

5² + 12² = (ED)²

25 + 144 = (ED)²

169 = (ED)²

13 = ED

5 + 12 + 13 = 30

User Benomatis
by
8.4k points
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