Answer:
JK = 24
Step-by-step explanation:
Δ BKJ and Δ BCA are similar triangles and ratios of corresponding sides are equal, that is
=
, substitute values
=
( cross- multiply )
5JK = 120 ( divide both sides by 5 )
JK = 24
You have 40 grams of a radioactive kind of tellurium. If it's half life is 9 hours, how much will be left after 18 hours
1 answer:
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