One letter is selected from the words "conditional probability." what is the probability that an "t" or "a" is chosen?

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

Drag the tiles to the boxes to form correct pairs. not all tiles will be used. match each set of vertices with the type of quadrilateral they form

The square root of 9x plus 7 plus the square rot of 2x equall to 7