5/4 × 9/10
fraction in simplest form

Step-by-step explanation:

1 1/8 is the answer

Step-by-step explanation:

9/10 x 5/4 10 divided by 5 2 which will give 9/2 x 0/4 4 x2 will give 8 will be 9/8 which will give 1  1/8.

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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)

step-by-step explanation:

just plug in each number for x and see which ones work and don't