Use Heron’s formula. Let $s = \frac(a-1) + a + (a+1)2 = \frac3a2$. - AMAZONAWS

📅 March 11, 2026 👤 scraface

Mar 11, 2026

$Use Heron’s formula. Let $s = \frac{(a-1) + a + (a+1)}{2} = \frac{3a}{2}$.$