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defon
3 years ago
6

Pls help :( I’m so stuck in this

Mathematics
2 answers:
hodyreva [135]3 years ago
8 0

Answer:

  • 99.6 ft²

Step-by-step explanation:

<u>Three faces are equal triangles with:</u>

  • base = 8 units, height = 6 ft

<u>The base is a triangle with:</u>

  • base = 8 ft, height = 6.9 ft

<u>Surface area is sum of areas of 4 faces:</u>

  • S = 3*(1/2*8*6) + 1/2*8*6.9 = 99.6 ft²
uranmaximum [27]3 years ago
5 0

Answer:

99.6 ft²

Step-by-step explanation:

Three faces are equal triangles with:

base = 8 units, height = 6 ft

The base is a triangle with:

Step-by-step explanation:

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A spinner used in a board game is divided into 12 equally sized sectors. Seven of these sectors indicate that the player should
xeze [42]

Answer:

20.8 inches squared

Step-by-step explanation:

Area of spinner:

45.1 is the area of sectors where the token doesn't move, which 5 sectors doesn't move the token (don't forget that the bonus points doesn't move token). Then

45.1/5=9.02

9.02*12=108.24

K=1/2(r^2)sin150

108.24=1/2(r^2)sin150

216.48=(r^2)1/2

432.96=r^2

r=20.8

7 0
4 years ago
PLEASE HELP!!!
Nuetrik [128]

Answer:

+2Na

Step-by-step explanation:

its like algebra kinda when you have a 3y or 2x your Na ion is multiplied by 2 becoming 2Na

3 0
4 years ago
The sum of two numbers is 65 one is 4 times as large as the others.what are the numbers?​
bixtya [17]
<h3><em>Hey! </em></h3>

<u>let the numbers be n and m</u>

<u>n+m=65</u>

<u>n=4m</u>

<em>So when we put our work in:</em>

<u>4m+m=65</u>

<u>5m=65</u>

<u>m=13</u>

<u>n=52</u>

So therefore your two numbers are 52 and 13!

<em>Hope this helped! °ω°</em>

6 0
3 years ago
I NEED HELP: So this question came on a quiz I'm taking and the answer I got was $1,723.45 but it says its incorrect can someone
Olin [163]

Answer: the answer is right, try putting a $ in front of it, sometimes those programs mess up if you aren't specific

5 0
3 years ago
How you know that the values of the digit in the numbers 1500,000 and 100,500 ate not the same
Sliva [168]

In this number 1500,000,

1 is at million place and 5 is at hundred thousand place

So, the value of 1 = 1 (1,000,000) = 1 million

And the value of 5  = 5 (100,000 ) = 500,000 = Five hundred thousand

In the second number 100,500

1 is at hundred thousand place and 5 is at hundred place

The value of 1 = 1 (100,000) = 100,000 = Hundred thousand

And the value of 5  = 5 (100 ) = 500 = Five hundred

Since the digits 1 and 5 both are at different places in both the numbers so 1,500,000 and 100,500 are not the same.

6 0
4 years ago
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