Answer:
The answer is A. 145
Step-by-step explanation:
Hope this helped : )
notice, we didn't use the negative value, valid though as it is, because in this case "a" can't be negative.
Use the formula.
Area = (1/2)*13*10*sin(72°) ≈ 61.8 units².
Answer:
(-3,-5)
Step-by-step explanation:
The solution to the system of equation is where the two graphs intersect.
They intersect at x=-3 y=-5