Respuesta :
Answer:
The formulae of the triangle is A=12bh
Step-by-step explanation:
A = 12bh
put the value of,
A = 12 × b × h
40 = 12 × 9 × h
40 = 108 × h
h = 108/40
h = 2.7 ft
Answer:
The formulae of the triangle is A=12bh
Step-by-step explanation:
A = 12bh
put the value of,
A = 12 × b × h
40 = 12 × 9 × h
40 = 108 × h
h = 108/40
h = 2.7 ft