On a coordinate grid, both point (1, 2) and point (−3, −3) are reflected across the y-axis. what are the coordinates of the reflected points?

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Which of the following is true for the relation f(x)=2x^2+1

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =