15.467834291012322212445454
Answer:
C
Step-by-step explanation:
Answer:
(4.5,1.5)
Step-by-step explanation:
you add the x co-ordinates and divide them by 2 then add the y coordinates then divide them by 2.
Answer: 130
Step-by-step explanation:
Find the height of the triangle by using the pythagorean theorem
So the height is sqrt(100 - 25) = 5sqrt(3)
The area of the triangle is 30 * 5sqrt(3) / 2 = 75sqrt(3) = 129.9 = 130