Astudent waa given two data sets, set a and set b. which statement is true? anyone ';

The volume of the a sphere whoes diameter is 18 cm is cubic cm . if it's diameter were reduced by half, it's volume would be of its original volume

The temperature at dawn was -2°f. during the day, the temperature increased 15 degrees, and then dropped 10 degrees in the evening. which expression represents the new temperature?

Describe the symmetry of the plane figure shown below. a.horizontal line symmetry b.vertical line symmetry c.rotational symmetryd.diagonal line symmetry