Use the formula:

B refers to the base and H refers to the height of the triangle.
As such, multiply both the base and height of the triangle and divide the answer by 2, to find the area of the triangle.
Answer:
Maybe because the situation changed
Step-by-step explanation:
1. -3/2
2. -1/2
3. 1.3
4. 1 1/2
Can you please repost with the image?
Answer:
b
Step-by-step explanation: