A varies directly as the square of r, and A= 2464 when r=28. What is k?

What graph correctly matches the equation y equals two negative x

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Which statement is true? the given sides and angles cannot be used to show similarity by either the sss or sas similarity theorems. the given sides and angles can be used to show similarity by the sss similarity theorem only. the given sides and angles can be used to show similarity by the sas similarity theorem only. the given sides and angles can be used to show similarity by both the sss and sas similarity theorems.