3 years ago

Answer the question for brainilest and 30 points

Mathematics

1 answer:

storchak [24]3 years ago

5 0

Π x 2 x 15² is not a correct expression of the volume

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Find the hypotenuse of a right triangle with legs measuring 4 and 5ft

tangare [24]

The hypotenuse would be square root of 41

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4 years ago

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What is the equivalent to 4(4a+5)

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Use the distributive property.

4(4a + 5) = 4 * 4a + 4 * 5 = 16a + 20

Answer: 16a + 20

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3 years ago

On a quiet day without many witnesses, a 4.5 ft victim was shot by a sniper that was in a tower 780 ft away. If the angle of ele

azamat

Answer:

68.17m

Step-by-step explanation:

Please see attached a rough sketch of the scenario

Step one:

Given data

Height of victim= 4.5ft

The horizontal distance of the snipper from the building = 780ft

The angle of elevation= 5 degrees

Required

The vertical distance

The opposite= the vertical distance

789 ft = the adjacent

Step two:

Applying SOH CAH TOA

tan ∅= opp/adj

tan 5= opp/780

cross multiply we have

0.0874= opp/780

cross multiply we have

0.0874*780= opp

opp= 68.17m

The sniper shoots from a vertical distance of 68.17m

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3 years ago

PLS HELP ASAP...A triangle has side lengths of (10m-5) centimeters, (6m-2) centimeters, and (8n+4) centimeters. Which expression

marshall27 [118]

Answer:

12n+5m+4

Step-by-step explanation:

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3 years ago

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What is the reciprocal of 1 8/9

notka56 [123]

Answer: 9/17
Reason

The reciprocal is simply flipping the denominator and numerator of a fraction.

1-8/9 as a mixed fraction is 17/9
So the reciprocal would be to flip it,
Giving you 9/17 which is in its simplest form

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2 years ago