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Calculate the value of a in the triangle below.
15 cm
12 cm
a cm

Calculate the value of a in the triangle below. 15 cm 12 cm a cm-example-1

1 Answer

5 votes

Answer:

a = 9 cm

Explanation:

  • Calculate the value of a in the triangle below.
  • 15 cm
  • 12 cm
  • a cm

  • it is a right triangle and we use the Pythagorean theorem

a = √(15²-12²)

a = √(225 - 144)

a = √81

a = 9 cm

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