Triangle PQR was transformed to create the congruent triangle STU. Which describes how triangle PQR could have been transformed

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Write the equation of the circle centered at (10,-2) with radius 2

Two farmers pay a total rent of $140 for a pasture. the first farmer placed $4 oxen in the pasture, and the second farmer placed $30 sheep in the pasture. the farmers split the rent based on the proportion of the pasture eaten by their own animals that month. how much should the first farmer pay, if 1 ox eats as much as 10 sheep in a month?