Answer:
6sqrt(2)=8.5
Step-by-step explanation:
Using pythagoras theorem
Element X is a radioactive isotope such that every 14 years, its mass decreases by half.
Given that the initial mass of a sample of Element X is 80 grams, how much of the
element
Answer: 270
Step-by-step explanation:
Length x width= area
15x 18= area
15 x 18= 279
Answer:
98/7=14
14*2=28
y=28
Step-by-step explanation:
5/8 written as a fraction is .625 or .63