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adell [148]
3 years ago
11

What is the answer I will give brainlyest

Mathematics
1 answer:
Scorpion4ik [409]3 years ago
8 0

Answer:

31.5 squared cm

Step-by-step explanation:

Let's start with the triangle part :)

We have a base half a base of 3, so let's add 3 more to make it complete, which gives us 6.

6cm (base) x 6 cm (height) = 36 cm.

Since it's a triangle, we must divide by 2 which gives us 18 cm.

Now let's move on to the circle.

we have a radius of 3.

in order to find area of a circle, we have to do pi x r squared.

We have a radius of 3 so let's square it, which give us 9. after that we multiply 9 by pi.

In the directions, it says use 3 for pi. So we do

3 x 9 which equals 27.

But WAIT- it's a <u>half</u> circle so we <u>divide 27 by 2</u> which gives us <u>13.5 </u><u>cm.</u>

Let's add the two

<u>1</u><u>8</u><u> </u><u>cm </u><u>+</u><u> </u><u>1</u><u>3</u><u>.</u><u>5</u><u> </u><u>cm</u> <u>=</u><u> </u><u> </u><u>3</u><u>1</u><u>.</u><u>5</u><u> </u><u>cm </u><u>squared</u> <u>(</u><u>remember</u><u> </u><u>to </u><u>square </u><u>it </u><u>since </u><u>it's </u><u>area!</u><u>!</u><u>)</u>

<u>I </u><u>hope </u><u>this </u><u>helped!</u><u>!</u><u>!</u><u> </u><u><</u><u>3</u>

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PLEASE HELP MEeeeeee D:
pav-90 [236]
Okay so i’m not 100% but i think it’s 37 is the first number then it’s 37/9 x 9/2 which is 18.5 or 18 1/2

but you find it by first doing 4x9 and adding the 1 and then you do keep change flip when dividing fractions and solve it out so i think that’s how you do it :)
8 0
3 years ago
Read 2 more answers
Which expression is equivalent to - 2/3 (6x + 15) ?
quester [9]

Answer:

<em>-4x - 10</em>

Step-by-step explanation:

Given the expression -2/3(6x+ 15)

Open the bracket

-2/3(6x+ 15)

= -2/3 (6x) -2/3(15)

= -2(2x) - 2(5)

= -4x - 10

<em>hence the equivalent expression is -4x - 10</em>

7 0
3 years ago
(c,y) → (2 +2, y-5) What will be the coordinates of A?​
Ksenya-84 [330]

Answer:

a

Step-by-step explanation:

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3 years ago
Solve the following differential equations using Laplace transforms. Assume zero initial conditions and that the forcing functio
Rom4ik [11]

Answer:

(A) X(S)=\frac{1.25}{S^2+4}

(B) X(S)=\frac{0.2941}{S}

Step-by-step explanation:

We have to find the Laplace transform

(a) x(t) + 7 x(t) = 5 cos2t

Taking Laplace of both side

X(X)+7X(S)=5\times \frac{2}{S^2+4}

8X(S)=\frac{10}{S^2+4}

X(S)=\frac{1.25}{S^2+4}

(B) x(t)+8x(t)+25x(t)=10u(t)

Taking Laplace transform of both side

X(S)+8X(S)+25X(S)=10\times \frac{1}{S}

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X(S)=\frac{0.2941}{S}

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3 years ago
What is the Mean of this question I need the answer ASAP
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4 years ago
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