What is the measure in degree of an angel that represents 50/350 of a circle

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Question b of 10which of the following describe an angle with a vertex at a? check all that applyo a. labcов. савd dooo c_baco d. zacb

How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.