Element X decays radioactively with a half life of 15 minutes. If therd are 230 grams of Element X, how long, to the nearest tenth of a minute, would it take the element to
decay to 33 grams?

Zack notices that segment nm and segment pq are congruent in the image below: which step could him determine if δnmo ≅δpqr by sas? (5 points) segment mo ≅ segment qr segment on ≅ segment qp ∠ n ≅ ∠ r ∠ o ≅ ∠ q