Complete the proof that an exterior triangle angle measure equals the sum of the measures of the two interior angles not adjacent to it. (HELP URGENT!)

The circumference of a redwood tree trunk is 20π ft, and it is 100 ft tall. what is the approximate volume of the redwood tree trunk? 1,000π ft3 10,000π ft3 4,000π ft3 40,000π ft3

Which answer goes into the box? (90° clockwise rotation, 90° counter clockwise rotation, translation, or glide reflection)

Which of the following circles have their centers on the x-axis? check all that apply.