Question

(x)²+ (x+1)² = (x + 2)² - Calcule as medidas desse triangulo.

Answer 1

Oi Alice

(x)² + (x + 1)² = (x + 2)²

x² + x² + 2x + 1 = x² + 4x + 4

x² - 2x - 3 = 0

delta
d² = 4 + 12 = 16
d = 4

x = (2 + 4)/2 = 6/2 = 3

medidas

a = x = 3
b = x + 1 = 4
c = x + 2 = 5

.