The physical education teacher marked off a triangular section of the gym to play a game. two of the triangle's sides were 7 feet and 9 feet respectively. if the perimeter of the triangle is 22 feet, what is the measure of the triangle's third side?

Select all the correct statements. the amount in dollars an electrician charges in terms of the number of hours worked is represented by the function y = 22x + 42. from the function, identify all the phrases that hold true for the situation. the electrician charges an initial fee of $22 the y-variable represents the number of hours the electrician charges an initial fee of $42 the electrician charges $22 for every hour worked the x-variable represents the electricians charges in dollars the electrician charges $42 for every hour worked

Find the value of the variable and the length of each secant segment

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.