In a 2011 study, Wilkinson, Sebanz, Mandi, and Huber observed the reactions of 7 tortoises when exposed to an eighth tortoise that had been trained to yawn on command. Researchers were specifically looking to see if the 7 observed tortoises would yawn in reaction. What is the population of this study?
Zookeepers

All tortoises

The 7 tortoises in the study

Tortoises that yawn when another tortoise yawns

on a coordinate grid, point a is at (−4.0, −2.4) and point b is at (4.0, −2.4). point b is a reflection of point a across the –axis. input either a lowercase x or i think is the right awnser

step-by-step explanation:

you first to choose the points and then move from then as the slope you have

if the angular bisector of an triangle bisects the opposite side, prove that the other two sides are equal.

you need to upload the picture of the circle.

step-by-step explanation: