The formula is
.. A = (1/2)ab*sin(C)
.. = (1/2)(8 m)(12 m)sin(51°)
area ≈ 37.3 m^2
The Answer is 5
Knowing that there are 180* in a triangle we would add up 75 + 90 and get 165. Which leaves 15* left over. Which would mean 3(5)* = 15*.
75 + 90 + 15 = 180
Answer: I think 2 I am not sure
Step-by-step explanation:
The correct answer is {-5,11}
I hope this helps. :)
Have a great day.
5/6
Steps are on paper. If need more explanation, comment