Respuesta :

Answer:

A = 28 units ^2

Step-by-step explanation:

The area of a triangle is

A = 1/2 bh

The base is 14 and the height is 4

A = 1/2 (4) * 14

A = 28 units ^2

A2 + B2 = c2
16+121 = c2
-/~137 = 11.7
14-11.7 = 2.3
Same process again
5.3 +16
-/~ 21.3 = 4.6
14+11+5.3+4.6+4 = 38.9
Answer = 38.9