Which pairs of triangles appear to be congruent? check all that apply.
a. triangles 1 and 4
o b. triangles 1 and 3
c. triangles 2 and 3
d. triangles 2 and 4
e. triangles 3 and 4
o
f. triangles 1 and 2
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Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected

What are the x and y intercepts of the graph y=x^2+7x+12