Aplane intersects one nappe of a double-napped cone such that the plane is not perpendicular to the axis and is not parallel to the generating line.

which conic section is formed?

a) hyperbola

b) ellipse

c) parabola

d) circle

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Ashley recently opened a store that sells only natural ingredients. she wants to advertise her products by distributing bags of samples in her neighborhood. it takes one person 22 minutes to prepare one bag. how many hours will it take to prepare 900900 bags of samples if ashley and 55 of her friends do the work?

Acollection of nickels and quarters is worth $2.85. there are 3 more nickels than quarters.how many nickels and quarters are there?