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Ilya [14]
3 years ago
12

NEED SOON AS POSSIBLE

Mathematics
1 answer:
AleksAgata [21]3 years ago
6 0
A is the answer trust me
You might be interested in
A square park with sides 15 meters in length has a diagonal walkway as shown.
Alexxandr [17]

Answer:

The approximate length of the diagonal walkway is 21.21 meters

Step-by-step explanation:

we know that

Applying the Pythagorean Theorem in the square park, find out the the approximate length of the diagonal walkway

so

c^2=a^2+b^2

where

c is the diagonal of the square

a and b are the length sides of the square

we have

a=15\ m\\b=15\ m

substitute

c^2=15^2+15^2\\c^2=450\\c=21.21\ m

therefore

The approximate length of the diagonal walkway is 21.21 meters

5 0
3 years ago
Steve stayed after school for extra activities 55% of the 180 school days this year. How many days did Steve stay after school?
musickatia [10]

Answer:

11/20 or 99/180 days

Step-by-step explanation:

55/100 converted to ?/180

180/100=1.8

so you would do the same on the numerator which is 55*1.8=99

99/180= 33/60=11/20

7 0
3 years ago
A baker uses a coffee mug with a diameter of 8cm to cut out circular cookies from a big sheet of cookie dough.
zubka84 [21]

Answer:

The forumula for finding area of the circle is  \pi r^2.

Step-by-step explanation:

Let's find the radius of the mug:

r=\frac{d}{2}=\frac{8}{2}=4

Now, we can to express the area of each cookie in terms of pi:

Area= \pi *4^2=16\pi

8 0
3 years ago
Help me answer this question please.There were 3 bands that performed at talent show. What percent of the 16 group acts were ban
Sonja [21]

Divide the number of bands by the total acts:

3 /16 = 0.1875

Multiply by 100:

0.1875 x 100 = 18.75% were bands.  ( Round answer as needed.)

4 0
3 years ago
What is 2A?<br> A= [4 9 13 5]
Ierofanga [76]

Answer:

Multiply each entry by 2!

Step-by-step explanation:

Multiplying a matrix by a constant means to multiply each entry by that constant.

According to that, 2A would be the result of each entry being multiplied by 2.

That is equal to $ 2A = \begin{pmatrix}2(4) & 2(9) \\2(13) & 2(5) \\\end{pmatrix}

$ \implies 2A = \begin{pmatrix}8 & 18 \\26 & 10 \\\end{pmatrix}

Hence, the answer.

4 0
3 years ago
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