The half-life of a radioactive kind of cesium is 30 years. If you start with 80 grams of it, how much will be left after 90 years?

We must first determine the shape of a rectangular prisms _ a0 to find area of the prism

State if the two triangles are congruent. if they are, state how you know?

Question 10 of 211 pointuse the elimination method to solve the system of equations. choose thecorrect ordered pair.10x +2y = 643x - 4y = -36a. (4,12)b. (-3, 11)c. (2,10)d. (-5, 8)