une boite contient 28 bougies:des rouges, des blanched et 4 jaunes il y a trois fois plus de blanches que de rouges combient de bougies rouges y a-t-il​

constants mean the stopped points or the points on a graph that nothing is changing, hope this

step-by-step explanation:

ca = ec

cpctc makes it so that corresponding parts of the triangle you proved to be equal are equal, the other options aren't part of the part of the triangles you proved to be equal.