Answer:
55
Step-by-step explanation:
The absolute value of -30 is 30 and the absolute value of 25 is 25.
So you will end up with 30 + 25 which is 55.
The surface are would be 81 bc the base area is 9 and you have four triangles with the area of 18. Add them all up and you get 81
Answer:
7.855
Step-by-step explanation:
A=pi*r^2=3.142*5^2=3.142*25=7.855
Let A(4,12) and B(6,18)
RATE OF CHANGE = m = (y₂ - y₁) / (x₂ - x₁) = (18-12)/ (6-4)
m= 6/2 or m = 3