Using Heron's formula:
A = √(p(p-a)(p-b)(p-c)) where a,b,c are the sides of the triangle and p is half the perimeter.
The answer is B. 149.4 square units.
Answer:
yes
Step-by-step explanation:
Answer:

Step-by-step explanation:
I am assuming that you mean (4,−9) and (8, -3).

Hope this helps.
Answer:
3.141592654...
Step-by-step explanation:
it just keeps going and going and never stops.
please give me brainliest
Answer:
SAS congruence postulate. sweetheart.
Step-by-step explanation: