Please help. Will give brainliest Determine whether the pair or figures is similar. if so write the similarity statement and scale factor if not explain your reasoning.

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?