Ahexagon has different side lengths and angle measures. the top and bottom sides are equal, and the left and right sides are equal. the top 2 angles and bottom 2 angles are equal, and the left and right angles are equal. at which angle will the hexagon rotate onto itself? 60° 90° 120° 180°

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year. how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

Place the following steps in order to complete the square and solve the quadratic equation,

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.