Find the area of an equilateral triangle with a 3 inch radius

Answers

Answer 1
Answer: 1/2 ap I was on this question a while again...tell is you get it right.
Answer 2
Answer: Hello,
I suppose the circonscript circle of radius 3
No answer ?


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Luke saves 10p coins and 20p coins he has 3 times as many 10p coins as 20p coins a total of 17 pounds how 10p coins does he have ?

Answers

Answer:

10p coins does he have 102

Step-by-step explanation:

given data

saves=  10p coins and 20p coins

total = 17 pounds

to find out

how 10p coins does he have

solution

we consider here no of  20p coin = x

so equation will be here

3 ×  10 x  +20 x = 1700

30 x + 20 x = 1700

x = 34

so that

10p coins    = 3 time × 34  = 102    

20p coins    =  34

so that 10p coins does he have 102

Answer:

I'm not sure how euros work but I'm almost certain there are 18 20p coins

Step-by-step explanation:

The solid surface area is equal to the solid volume. Find the value of x? The measurements of the rectangular prism is 9 inches long and 4 inches wide. Height is not listed. socratic.org

Answers

Answer:

x=7.2

Step-by-step explanation:

Let x represent height of the prism.

We know that volume of rectangular is equal to product of its height, width and length.

\text{Surface area of rectangular prism}=2(wl+lh+hw), where w, h and l represents width, length and height respectively.

We have been given that the surface area of rectangular prism is equal to the volume of the prism. So we can set an equation as:

lwh=2(wl+lh+hw)

We are also told that the measurements of the rectangular prism is 9 inches long and 4 inches wide. Upon substituting these values in above equation, we will get:

9\cdot 4\cdot x=2(4\cdot  9+9\cdot x+x\cdot 4)

Let us solve for x.

36x=2(36+9x+4x)  

36x=2(36+13x)

36x=2(36+13x)

36x=72+26x

36x-26x=72+26x-26x

10x=72

x=(72)/(10)\n\nx=7.2

Therefore, the value of x is 7.2 inches.

you are saving $30 each month. you have a goal to accumulate $700 in savings. how long will it take you?

Answers

$700 ÷ $30 = approximately 23 months
It will take you 23 1/3 months or rounding 23 months the way you get the answer is you is you divide the goal over the amount of money each month 700/30.

Please help me with this im pretty confused ?​

Answers

Answer:

a=6

Step-by-step explanation:

Since this is a right triangle, we can use the Pythagorean theorem

a^2 + b^2 = c^2  where a and b are the legs and c is the hypotenuse

a^2 + 8^2 = 10^2

a^2 + 64= 100

a^2 +64-64 = 100-64

a^2 = 36

Take the square root of each side

sqrt(a^2) = sqrt(36)

a = 6

Answer:

a = 6

  • The length of side a is 6.

Step-by-step explanation:

According to the question,

Using Pythagorean theorem

( a )² + ( b )² = ( c )²

  • Where, a and b are the base and c is the length of hypotenuse.

( a )² + ( 8 )² = ( 10 )²

evaluate the exponent

a ² + 64 = 100

subtract 64 from each side

a ² + 64 - 64 = 100 - 64

a ² = 36

Take the square root of each side

√a² = √36

a = 6

Someone help please ASAP.In∆ABC, m
a) How are the measures of m
b) Solve for x:

Answers

3x+9+8x+11+5x-8=180\n16x=168\nx=10.5\n\nm\angle BAC=3\cdot10.5+9=40.5\nm\angle ABC=8\cdot10.5+11=95\nm\angle BCA=5\cdot10.5-8=44.5\n\n

Divide 7/15 by 3/5. 

    A. 21/75B. 75/21C. 7/25D. 7/9

Answers

Your answer would be A. 7/9 

Because 7/15 ÷ 3/5 = (7 × 5) / (3 ×15) = 7/9
7/15 divided by 3/5

7/15 /  3/5

Keep  ====>    7/15

Change  =====>  *

Flip ====>  5/3

Now multiply 

7/15 * 5/3 = 35/45

35/45 = 7/9

Answer: 7/9