Respuesta :

the height is 2.8, I’m not really good at showing my work on this app

Answer:

3

Step-by-step explanation:

7 7/8÷51/4

3/2÷1/2

3

A=bh1/2

A=5 1/4×3×1/2

A=15 3/4×1/2

A= 7 7/8

(Mark as brainliest please)