Apair of vertical angles has measures (2y+5)° and (4y)°. what is the value of y? −5/2 −2/5 2/5 5/2

What is the frequency of the sinusoidal graph?

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?

Which statements are true about additional information for proving that the triangles are congruent check all that apply