Please help ill give brainliest

8th grade math

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?

Identify the parent function that can be used to graph the function f(x)=3(x-9)2

Josie buys a pair of boots that retail for $52.00 dollars, however they are currently on sale for 25% off how much does josie pay for the boots if there is also a 6% sales tax on them