Special Right Triangles and Trigonometry The Hypotenuse of a 30-60-90 triangle is 42. Based on this information, Choose all statements that are true:
The Perimeter is 63 +21/3
O The Short Leg is 21.
The Long Leg is 21v2
O The Long Leg is 36.3
The area is 381.9

which  best  describes the transformation from the graph of  f(x) =  x2  to the graph of  f(x) = (x  – 3)2  – 1?   left 3 units, down 1 unitleft 3 units, up 1 unitright 3 units, down 1 unit  right 3 units, up 1 unit

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Which of the following is a justification used while proving the similarity of triangles lom and mon