Respuesta :

arj1ta

- you can use the pythagorean theorem for this.

a^2 + b^2 = c^2

12^2 + 16^2 = c^2

144 + 256 = c^2

400 = c^2

- square root this.

c = 20

therefore, x = 20.

so option C.

dlampp123

Answer:

c. X = 20

Step-by-step explanation:

Pythagoras theorem

a² + b² = c²

12² = 144

16² = 256

144 + 256 = 400

√400 = 20

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