3. Which statement about this figure is true? It has no reflectional symmetry
It has rotational symmetry with an angle of rotation of 45°
It has reflectional symmetry with one line of symmetry.
It has point symmetry

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.

Suppose that 15 inches of wire cost 60 cents. at the same rate, how much (in cents) will 12 inches of wire cost

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters