N=12.5(at time t=t) Here half life
No=25
K=12.05
Simple exponential equation where you need to calculate
Your answer should be 5.75225876
Answer:
height of the tree is 30 feet
Step-by-step explanation:
a tree casts a shadow 42 feet long . at the same time, a person 5 feet tall casts a shadow 7 feet long.
shadow of a 5 feet tall person is 7 feet long
Let x be the height of the tree
shadow of a 42 feet tree is x feet long
Make a proportion

cross multiply


divide by 7 on both sides
x=30
So height of the tree is 30 feet
Answer:
<h2>25 meters squared</h2>
Step-by-step explanation:
area of a triangle: a=1/2bh
a= (1/2)(5)(10)
a=25
Answer:
-1 x 
Hope this helps
Step-by-step explanation: