One side of the square below measures 20 cm what is the approximate are of the shaded region of the square

Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)

Need asap. solve for the following inequality

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)