A side of the triangle below has been extended to form an exterior angle of the angles of 155°. Find the value of x. ​

You are constructing a histogram for scores that range from 70 to 100 in whole points. frequencies range from 3 to 10; that is, every whole-point score between 60 and 100 occurs at least 3 times, and at least one score occurs 10 times. which of these would probably be the best range and size for the score intervals along the x-axis?

Arectangle has a length of 6cm by 8cm what is the length of a diagonal of the rectangle

How many zeroes do we write when we write all the integers 1 to 243 in base 3?