In the figure, line segment ab is tangent to circle o at point a, secant bd intersects circle o at points c and d, the measure of arc ac = 70°, and the measure of arc cd = 110°.

Which of the following is s good strategy to use when preparing to take notes in class

Determine if the situation below is a safe practice: julia needs to hang some industrial shelving, so she carefully selects the correct drill bits for the electrical drill before attempting to screw the shelves into the wall.

Will give brainliest to whoever !! what are some similarities and differences between the dongzhi festival (winter solstice) and christmas?