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Evgen [1.6K]
3 years ago
13

What is the perimeter of ABC, shown? A. 18.83 B. 204.7 C. 29.04 D. 34.5

Mathematics
2 answers:
sweet-ann [11.9K]3 years ago
8 0
The answer is C. 29.04
You use the Pythagorean theorem for the diagonal side because it’s a right triangle then you add all the sides and get C
svetlana [45]3 years ago
6 0

Answer:

Option C - 29.04

Step-by-step explanation:

A to C is 9

A to B is 8

C to B is ?

a^{2} + b^{2}  = c^{2}\\ 9^{2} + 8^{2}  = c^{2}\\81  + 64 = 145\\c = \sqrt{145} \\c = 12.04

Perimeter = a + b + c

                = 9 + 8 + 12.04

               = 29.04

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