The diameter of a sphere is 6.2 m. Calculate the sphere's surface area A. Use the value 3.14 for Pi, and round your answer to the nearest tenth.

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.

4. (10.03 mc) the equation of line cd is y = −2x − 2. write an equation of a line parallel to line cd in slope-intercept form that contains point (4, 5). (4 points) y = −2x + 13 y = negative 1 over 2 x + 7 y = negative 1 over 2 x + 3 − 2x − 3