What is the volume of a cube with a side length of 3t exponet of 5units?

Cube V = s with exponet of 3

3t exponet of 8 units cubed
9t exponet of 15 units cubed
27t exponet of 15 units cubed
243t exponet of 5 units cubed
ANSWER MY QUESTION FOR 20 POINTS

Igure 1 and figure 2 are two congruent parallelograms drawn on a coordinate grid as shown below: 4 quadrant coordinate grid showing two parallelograms. figure 1 has vertices at negative 5, 2 and negative 3, 4 and negative 4, 7 and negative 6, 5. figure 2 has vertices at 5, negative 2 and 7, negative 4 and 6, negative 7 and 4, negative 5. which two transformations can map figure 1 onto figure 2? reflection across the y-axis, followed by reflection across x-axis reflection across the x-axis, followed by reflection across y-axis reflection across the x-axis, followed by translation 10 units right reflection across the y-axis, followed by translation 5 units down

Me. brady is putting trim around the edge of circular merry-go-round that has diameter of 15 feet. how much trim does he need to buy to the nearest tenth

Me because i don't understand how to do it.: )