ANSWER
The correct answer is

EXPLANATION
The mapping for reflection across the x-axis is given by

Given

. We can let

we can write the ordered pair

or

as the ordered pair of the preimage of

.
The image function will have the ordered pair

or

.
That is, we negate all the y-coordinates.
Therefore

.
Answer:
112°
Step-by-step explanation:
Given that the diagonals of trapezoid RSTU are congruent, it is an Isosceles Trapezoid.
One of the properties of an Isosceles Trapezoid is that the base angles are equal.
Therefore if the measure of angle S=112°, the measure of Angle U will also be 112°.
Answer:
A.
Step-by-step explanation:
They are dependent events, indicated by the word 'given'.
One pattern that you can see in a multiplication table is the perfect square numbers. It runs from the top left hand corner directly through the middle to the bottom right hand corner. A perfect square is a number that is multiplied by itself. The perfect square numbers are 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144. They keep going forever on but those are the main ones from 1x1 to 12x12.