Respuesta :

nonsibi

Area of a triangle = 1/2bh

length of base (b) = 4-(-2) = 6

height (h) = 5-1 = 4

area = 1/2(6)(4) = 12 units squared

answer: 12 units squared

Answer:

12 units squared

Step-by-step explanation:

height=4

base=5

area is h times b times 1/2

Area=12