Answer:
angle x is equal to 60º so its an acute angle
Step-by-step explanation:
The problem above can be modelled as shown in the graph below
At

, the height of the water from the ground is

Answer:
yes
Step-by-step explanation:
it is rational
Answer:
Step-by-step explanation:c
There will be a 25 grams left after 3240 years.
The half-life of Radium-226 is 1620 years. If we divide 3240 by 1620 the answer is 2. So that means the amount of Radium-226 will divide in half twice.
100 / 2 = 50 / 2 = 25