Which of these is a Pythagorean triple?
11,60,62
6,8,15
5,11,12
18,80,82

18,80,82

Step-by-step explanation:

82^2= 6724

18^2+80^2= 6724

The square of the largest number is equal to the sum of the squares of the two smaller numbers.

tigers

step-by-step explanation:

cougars 12/10 (12-10 = 2)

bobcats 20/10 (20-10 =10)

bulldogs 8/5 (8-5 =3)

tigers 3/5 (3-5 =-2)

256π units²   (answer b)

step-by-step explanation:

the formula for the surface area of a sphere of radius r

is             a = 4πr²

and so, if r = 8 units, then the surface area is:

a = 4π(8 units)² = 256π units²   (answer b)