If a ⊙ b = a3 - b2, then what is the value of 4 ⊙ (-3)?

a. 61
b. 64
c. 73
d. 55

One side of a rectangle is 7 feet shorter than seven times the other side. find the length of the shorter side if we also know that the perimeter of the rectangle is 306 feet.

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.