Estimate the sum or difference. use the benchmarks, 0, 1/2, and 1.

23/40-11/30

a 0
b 1
c 1/2

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.

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.