(x-1)(x-1) + (y+2)(y+2) = 3
x2 -1x -1x + 1 + y2 +2y +2y +4=3
x2 +y2 -2x +4y + 2=0
A is the answer
Mean is the average. You would add up all the numbers and divide by how many numbers you have. 433/10=43.3
Answer:
(6,15)
Step-by-step explanation:
Answer:
12 cm
Step-by-step explanation:
Let the other leg be x.
then
15^2 = 9^2+x^2
225 = 81 +x^2
x^2 = 144
x = sqrt(144)
x = 12cm.
