PV=nRT solve for the letter T

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

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.

Which expression is equal to (f+g)(x)?