What is expressisom?

What grade do they teach algebra 2? How do you find the area of a circle that has a radius of 10? What is the slope -10x 6y-30? Is easier an adverb? Is 20 a perfect number? What does hoeing mean? How do you write 4.6 billion in standard notation? Find 3 consecutive numbers where the product of the smaller two numbers is 37 less than the square of the largest number? Which is a factor of x to the 2nd power minus 5x minus 6? What is x plus 6 equals 14? How do you find circumference given the radius? What is the unit rate for 344 miles in 11 hours? In how many ways can 126 expressed as such a sum? Is a isosceles triangle a regular polygon? What is the unit rate for 5280 feet to4 minutes? How many miles per second does a space shuttle travel? 9 divided by what is 42? How many letters have line symmetry and rotational symmetry? What is the answer to 3x10 to the power of -10? What is the algebraic expression for ten more than the product of a and b?