An exterior angle of a triangle equals minus the adjacent interior angle. 90 270 180 360an exterior angle of a triangle equals minus the adjacent interior angle. 90 270 180 360

The tiles below are pieces of a normal ecg tracing representing a little less than two heartbeats at a resting rate of 80 bpm. arrange the tiles in their correct order. rank from first to last. do not overlap any tiles.

Acircle has a circumference of 28.36 units what is the diameter of the circle

Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.