2 years ago

What is the area of a semicircle with diameter 8 cm?

Mathematics

1 answer:

garik1379 [7]2 years ago

5 0

Answer:

We'll use 3.14 as an approximation of pi. So, now we plug the values into the equation. A = 3.14 * 8^2/2.

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Find y-intercept for 9x-5y=0.

LUCKY_DIMON [66]

Answer:

y=-9/5x+0 the y intercept would simply be 0

Step-by-step explanation:

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2 years ago

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Simplify the polynomial (4n2 + 3n - 5) - (2n2 + 3n+ 6)

saul85 [17]

Answer:

2n^2 - 11

steep by steep explanation

=(4n^2 + 3n -5) -(2n^2 + 3n +6)

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= 2n^ - 11

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Genevieve wants to verify that }(5x-20)-(4x-8) is equivalent to x. Which procedure can Genevieve follow to determine if

Gnom [1K]

They aren't equivalent

<h2>Explanation:</h2>

In order to determine whether the expression:

$(5x-20)-(4x-8)$

is equivalent to:

$x$

Genevieve needs to follow these steps:

Step 1. Get rid parentheses

$5x-20-4x+8$

Step 2. Combine like terms

$5x-4x-20+8$

Step 3. Solve

$x-12$

So:

$x\neq x-12$

Therefore, these two expressions aren't equivalent.

<h2>Learn more:</h2>

Writing expressions: brainly.com/question/13894833#

#LearnWithBrainly

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The digit in ones place is "2"

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A coin is tossed. If head appears, A spinner that can land on any number from 1 to 4 is spun. if tales appears a second coin is

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3 years ago