How many terms are in the algebraic expression -7+12 x^4-5y^8+x?

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

Will make ! for correct answer the dot plot below shows the number of toys 21 shops sold in an hour. is the median or the mean a better center for this data and why? a. median; because the data is not symmetric and there are outliersb. median; because the data is symmetric and there are no outliersc. mean; because the data is symmetric and there are no outliersd. mean; because the data is skewed and there are outliers