CAN ANYONE HELP WITH #4?

Write 5 numbers that round to 740 when rounded to the nearest 10

Consider the integral: 4 0 16 − y2 − 16 − y2 4 1 x2 + y2 dz dx dy . (a) describe w. use the standard view of the x, y, and z axes. front half of a cone with a rounded top. full cone with a flat top. right half of a cone with a flat top. front half of a cone with a flat top. right half of a cone with a rounded top.

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9