Hey there,
<span> The formula of a sphere would be </span>

Hope this helps.
~Jurgen
we know that
If lines f and g are parallel
then
the angle c must be equal to
∠c=
------> by alternate exterior angles
and
∠c+∠d=
------> by supplementary angles
so
∠d=
therefore
<u>the answer is</u>
The angle d should be equal to
to prove that f ∥ g
Answer:
The total number of cupcakes that Natalie dropped is 7.
Step-by-step explanation:
This question can be solved using a rule of three.
The amount of cupcakes that she has, which is 20, is 100% = 1. How many cupcakes is 35% = 0.35?
20 cupcakes - 1
x cupcakes - 0.35
x = 20*0.35 = 7
The total number of cupcakes that Natalie dropped is 7.
Answer:
the answer is 8$
Step-by-step explanation:
Answer:
2.5 half-lives
Step-by-step explanation:
Find
in
given 
is the amount after the time
,
`is the initial amount,
is the half-life
We know that after half-life there will be twice less the initial quantity:
.
Simplifying gives 
Plugging this into the initial equation, we obtain that
or 
Finally, just plug in the given values and find the unknown one.
From
, we have that
= 
So you should get: 
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