An angle measures 138 more than the measure of its supplementary angle what is the measure of each angle

Which point lies on a circle with a radius of 5 units and center at p(6, 1)?

What is the number 321,000,000 in scientific notation? also what is the number? ?

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4