Answer: A) 48 in²; B) 35.76 in²
Step-by-step explanation:
A) a = 8 in; b = 12 in
A = (8 · 12)/2 = 96/2 = 48 in
B)
a = 8 in; b = ?; hypo = 12 in
a² + b² = c² ⇒ b² = c² - a²
b² = 144 - 64
b² = 80
b = √80
b = 8.94 in
A = ab/2 ⇒ (8 · 8.94)/2
A = 35.76 in ²
