Simplify.

–abc + 7abc – 3bc – 8abc

abc − bc

If lmn=xyz, which congruences are true by cpctc? check all that apply

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

Patty made a name tag in the shape of a parallelogram. reilly made a rectangular name tag with the same base and height. explain how the areas of the name tags compare.