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joja [24]
4 years ago
15

Find the side of a square whose area is 225ft

Mathematics
2 answers:
STALIN [3.7K]4 years ago
8 0
15ft
 will be the answer because area of square is l x l so 15 x 15= 225
romanna [79]4 years ago
4 0
<span>56.25 feet also known as 56 feet 3 inches

</span>
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Which label on the cone below represents the vertex?
Katyanochek1 [597]

Answer:

D is the correct answer

Step-by-step explanation

like u mentioned, D is the vertex and therefore it would be the correct answer

4 0
4 years ago
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Can somebody help me with the Math's questions on Pythagoras Theorem? Thanks
olga2289 [7]

Answer:

2.4 cans cost 47.4

If you cannot buy 2.4 cans, you must buy 3 cans, then you'll pay 59.25

Step-by-step explanation:

The lawn has trapezoidal shape, so find the area of the trapezoid using formula

A=\text{Midline}\times \text{Height}

In the diagram, ABED is rectangle, so BE = 12 m, thus ED = 20 m - 12 m = 8 m.

Consider right triangle EDC. By the Pythagorean theorem,

ED^2+EC^2=CD^2\\ \\ED^2+8^2=17^2\\ \\ED^2=289-64\\ \\ED^2=225\\ \\ED=15\ m

Thue,

Height = 15 m

Find the midline:

\text{Midline}=\dfrac{AD+BC}{2}=\dfrac{12+20}{2}=16\ m

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A=16\cdot 15=240\ m^2

One can cover 100\ m^2, to cover 240\ m^2 is needed

240:100=2.4 cans

One can costs 19.75, so 2.4 cans cost

19.75\cdot 2.4=47.4

If you cannot buy 2.4 cans, you must buy 3 cans, then you'll pay

19.75\cdot 3=59.25

4 0
4 years ago
A hot air balloon rises 9 meters every 3 seconds. How high does the hot
kozerog [31]

Answer:

45 meters

Step-by-step explanation:

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3 0
3 years ago
2x+1=2x-1<br> please help asap
lbvjy [14]

Answer:

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4 0
3 years ago
The interior dimensions of Mr. Tran's pet fish Mino fish tank are 4 feet long, 3 feet wide, and 2 feet high. The water level in
nika2105 [10]

Answer:

The height of water in the second tank is 2ft

Step-by-step explanation:

In this question, we are asked to calculate the height of water in a second tank if the content of a first tank is poured into the second tank.

The plot twist to answering this question is that we need to note the volume of water in the first tank. Although the first tank has dimensions of 2ft by 3ft by 2ft height, the water in the tank only rose to a height of 1 feet.

Hence, to calculate the volume of the water in the first tank, the width and the length of the tank still remain the same, the only difference here is that we work with a height of 1 feet since the Water is not full.

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V = l * b * h

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6h = 12 cubic feet

h = 12/6 = 2 ft

8 0
3 years ago
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