A triangle has side lengths of (2.6w – 4.2x) centimeters, (1.3w + 8.1y) centimeters, and (3.6y + 9.6x) centimeters. Which expression represents the perimeter, in centimeters, of the triangle? A.7.5wy + 13.5xy
B.11.7y + 3.9w + 5.4x
C. 9.4wy + 13.2.ry – 1.6wx
D.0 -0.6x +17.7y + 3.9w

The data in the table represent the height of an object over time. which model best represents the data? height of an object time (seconds) height (feet) 05 1 50 2 70 3 48 quadratic, because the height of the object increases or decreases with a multiplicative rate of change quadratic, because the height increases and then decreases exponential, because the height of the object increases or decreases with a multiplicative rate of change exponential, because the height increases and then decreases

Consider 6x2 + 6x + 1. which term immediately tells you that this expression is not a perfect square trinomial? justify your answer

Miranda is braiding her hair. then she will attach beads to the braid. she wants 1_3 of the beads to be red. if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?