3.625 is the answer. Enjoy!
2abc - 3ab ║ 2 (2) (3) (4) - 3 (2) (3)
You would multiply and the products - you are going to subtract
2 × 2 × 3 × 4 = 48
3 × 2 × 3 = - 18
-------
answer: 30
A=a+b/2·h=9+4/2·3.5=22.75
Hoped I helped!
Answer:
5
8
20
Step-by-step explanation:
