Which of the following transformations is shown? A. Translation 5 units up and 4 units to the right
B. Translation 5 units up and 5 units to the right
C. Reflection across the y-axis and translation 4 units up.
D. Reflection across the x-axis and translation 4 units to the right.

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )

The anwser cause i do not understand just plez