Question

Use the image to answer the question.

A right triangle shows the base with a value of 3, the hypotenuse on the left with a value of 15, and the perpendicular side to the base on the right with a question mark.

Apply the Pythagorean Theorem to find the unknown side length in the given triangle. Round your answer to the nearest tenth.

(1 point)
Responses

14.7
14.7

15.3
15.3

216
216

234
234
Skip to navigation

Answer 1

Use a^2 + b^2 = c^2: 3^2 + x^2 = 15^2 → x^2 = 225 − 9 = 216 → x = √216 = 6√6 ≈ 14.7.

Answer: 14.7