Answer:
11.9047619048
Step-by-step explanation:

Answer:
66+24
Step-by-step explanation:
you just have to add them
Answer:
13.8 square feet
Step-by-step explanation:
To find the area of a triangle you use the formula a = 1/2 bh
a = 1/2 (6.9) (4) = 13.8
(simplier to understand) a = 1/2 (6.9) (4) = 27.6 divided by 1/2 = 13.8
B. Decreases
(Hopefully I’m right!)