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Mars2501 [29]
3 years ago
7

A cone has a height of 15 inches and a radius of 12 inches. What is its volume?

Mathematics
1 answer:
Elena L [17]3 years ago
4 0

Answer:

V ≈ 7186 in³

Step-by-step explanation:

The volume of a cone of base radius r and height h is V = (1/3)(π)(r^2)(h).

When h = 15 in and r = 12 in, the volume of the cone is

V = (1/3)(π)(12 in)²·(15 in), or approximately V ≈ 7186 in³

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Simplify 5x + 5 - 4x.
Goshia [24]

Answer:

x + 5

Step-by-step explanation:

1) Collect like terms.

(5x - 4x) + 5

2. Simplify.

x + 5

therefor, the answer is, X + 5

3 0
3 years ago
elaine opened a saving account with a deposit of 1000. The interest on her account is compounded each year at a rate of 2%. Elai
vivado [14]

Answer:

$1,061

Step-by-step explanation:

2% of 1000 is 20.

If 2% is compounded yearly, then

year one- $1,020

year two- $1,040.40

year three- $1,061.21

Rounded to the nearest whole dollar, Elaine would have $1,061 in her savings account after three years.

5 0
3 years ago
Read 2 more answers
Which of the following statements is true if m∠E = m∠Y and m∠F = m∠X?
mars1129 [50]

Answer:

segment FE over segment XY equals segment EG over segment YZ equals segment GF over segment ZX

Step-by-step explanation:

see the attached figure to better understand the problem  

we know that  

If m∠E = m∠Y and m∠F = m∠X  

then  

Triangles EFG and YXZ are similar by AA Similarity Theorem  

Remember that  

If two figures are similar, then the ratio of its corresponding sides is proportional and its corresponding angles are congruent  

In this problem  

The corresponding sides are  

FE and XY  

EG and YZ  

GF and ZX  

so therefore  

segment FE over segment XY equals segment EG over segment YZ equals segment GF over segment ZX Firstly , let us learn about trigonometry in mathematics.  

Suppose the ΔABC is a right triangle and ∠A is 90°.  

sin ∠A = opposite / hypotenuse

cos ∠A = adjacent / hypotenuse

tan ∠A = opposite / adjacent

Let us now tackle the problem!  

A similar triangle has the same angle, in other words the triangle has the same shape but different sizes.  

From the figure in the attachment , we can conclude that:  

m∠E = m∠Y  

m∠F= m∠X  

m∠G = m∠Z  

∴ ΔEFG ~ ΔYXZ  ( ΔEFG is similar to ΔYXZ )    

Because of the similarity , then:  

FE : XY = EG : YZ = GF : ZX  

Conclusion:

ΔFG is similar to ΔYXZ.  

Segment FE over segment XY equals segment EG over segment YZ equals segment GF over segment ZX , i.e:    

Keywords: Sine , Cosine , Tangent , Opposite , Adjacent , Hypotenuse , Triangle , Fraction , Lowest , Function , Angle

3 0
3 years ago
Read 2 more answers
Choose the inequality that represents the following graph.
MissTica
Can you format it properly it’s confusing to read in this for
5 0
4 years ago
Can someone help me please
Naya [18.7K]

Answer:

B!

Step-by-step explanation:

Hope this helps :))

8 0
3 years ago
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