Respuesta :

martysanin

Answer: A

Step-by-step explanation: 1.5 x 4 = 6, using the Pythagorean theorem we get 1/2(AB). So we have 1/2 x 6 = 3

sqdancefan

9514 1404 393

Answer:

  a) 3 in²

Step-by-step explanation:

The area is given by the formula ...

  A = 1/2bh

where b is the base length, and h is the height perpendicular to the base.

For this triangle, the area is ...

  A = 1/2(4 in)(1.5 in)

  A = 3 in²