Penny is wrapping her friend's birthday present in wrapping paper. The birthday present is shown below.

What is the surface area of the object?
A.
64 inches2
B.
32 inches2
C.
48 inches2
D.
20 inches2

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible