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Stels [109]
3 years ago
9

Help me please!!!!!!!!

Mathematics
1 answer:
Romashka [77]3 years ago
8 0
A and D is the answers
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PLEASE HELP QUICKLY! 20 points! I will mark best answer as Brainliest!
Alina [70]

t= 2.25 secs

Step-by-step explanation:

Step 1 :

Equation for motion with uniform acceleration is v = u+ at

where v is the final velocity

          u is the initial velocity

          a is the acceleration due to gravity

          and t is the time

Step 2 :

Here , v = 0 because at the highest point final velocity is 0.

u = 72 feet/sec

a = -32 ft/sec^2

We need to find the time t.

Substituting in the equation we have,

0 = 72 -32 * t

=> 32 t = 72

=> t = 72/32 = 2.25 secs

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3 years ago
How much is a 20% increase to $771?
Irina-Kira [14]

Answer:

$154.20

Step-by-step explanation:

To find a percent of a number, multiply the percent by the number.

20% of $771 =

= 20% * $771

= 0.2 * $771

= $154.20

The increase is $154.20

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Find the exact volume of the cylinder.
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Using all these numbers in order 8, 6, 4 and 2, write an expression that equals 6 // 10 POINTS // GIVING BRANLIEST
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Answer:

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Step-by-step explanation:


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