What is the greatest possible whole number remainder if you divide any number by 23

Quadrilateral wxyz is on a coordinate plane. segment yz is on the line x+y=7 and segment xw is on the line x+y=3. which statement proves how segments yz and xw are related

Write the summation to estimate the area under the curve y = 1 + x2 from x = -1 to x = 2 using 3 rectangles and right endpoints

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c