Find the value of x in the triangle shown below 30 POINTS!!

Question

asked Dec 23, 2020 177k views

1 Answer

Kenneth Spencer · Answer 1 · 2020-12-29T22:16:55+0000

The pythagorean theorem says a² + b² = c² so substitute the values in. x² + 3² = 5²

x² + 9 = 25; subtract 9 from both sides

x² = 16; square root each side

x = 4

(Also 3, 4, 5 is a pythagorean triple)