What is an 180 degress rotation?

What number times what number equals 141? What does those numbers mean on the windscreen? What is the name of a polygon with six edges and six vertices? What is the number 42 in binary code? Why do you collect data? What is the standard notation for 9.11 x 10 3? What angles are in a triangle? Is it true that change of 1 C is larger than a change of 1 F but is smaller than a change of 1 K? How much does a twelve inch ruler weigh using grams? How do you determine if the graph of a function is concave down without looking at the graph? How much will you pay in interest if you take out a simple interest loan with a principal of 3900 at 7.2 percent for three years? What is the opposite of the absolute value of 22? What is the pattern relating the angle of incidence and the angle of reflection? What is 0.078 in word form? What is a net with 4 squares? How 9 round of to the nearest hundreds? What is 312.2 written in scientific notation? What is this number rounded to the nearest tenth 3.82? What is a prime factorization with exponents? Are 7 and 8 relatively prime numbers?