The critical angle of refraction for calcite is 68.4 when it forms a boundary with water. use this information to determine the speed of light in calcite. assume the refractive index of water ,1.333, is less than the refractive index of calcite.

Ateacher asked his students to vote for an animal to be their class pet. five-eighteenths of the students voted for a rabbit, voted for a snake, and voted for a hamster. which statement is true? more students voted for a hamster than a snake. more students voted for a snake than a rabbit. more students voted for a rabbit than a hamster. more students voted for a snake than a hamster.

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.