Jose and alexia were lab partners in science class. they needed to weigh three samples of rock to the nearest thousandth. the first sample weighed 3.346 grams, the second weighed 2.479 grams, and the third weighed 9.240 grams. how much did the samples weigh altogether?

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?