The diameter of a sphere is 18.4cm calulate the spheres surface area use 3.1 and round your answer to the nearest tenth

if the pizza is divided equally into 2 equal halves then you would get

πr^2/2

where r is the radius of the pizza.

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the function makes a strait line horizontally with no x intercept but a y intercept at 9.

step-by-step explanation:

no, her answer is not correct.   we square the lengths of all sides and then determine whether the pythagorean theorem holds here:

9² + 15² = 306.   this is not equal to the square of the longest side ( that square being 395.   answer c is correct.

the answer is -1 for this question

step-by-step explanation: