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yaroslaw [1]
3 years ago
5

Find the area of the

Mathematics
1 answer:
Ugo [173]3 years ago
8 0

Answer:

E. 443.4 ft²

Step-by-step explanation:

Since it is a regular triangle, it means all three sides are of equal lengths and all angles are of the same degree measure.

Therefore, all sides = 32 ft each

Each equal angle = 60° (sum of all angles = 180)

The area of the triangle can be calculated using the formula, ½*a*b*sin(C),

Where,

a = 32 ft

b = 32 ft

C = 60°

Plug in the values

Area = ½*32*32*Sin(60)

Area = 443.4 ft² (nearest tenth)

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Just need that answer that’s it
8_murik_8 [283]

Answer:

c

Step-by-step explanation:

just trust me on this one I know it I had it at school

5 0
3 years ago
Ann buys a dress in a sale. The normal price of the dress is reduced by 20%. The normal price is £36.80. Work out the sale price
marshall27 [118]
Hello!

Let's do this step by step!

#1

"Reducing" means to make something smaller, like a discount. So we are reducing the price of the dress by 20%. This means we must first find what 20% of the dress's price is and then subtract that from the price.

#2

36.80 * 20% = 7.36

So, 20% of 36.80 is 7.36. Subtract that: 

#3

36.80 - 7.36 = 29.44

Answer: 

The sale price of the dress is $29.44. 

Good day!
5 0
3 years ago
Find the 5th term sequence defined as : a(n)=(n+3)∧n-1
Rainbow [258]
a_n=(n+3)^n-1\\\\a_1=(1+3)^1-1=4-1=3\\\\a_2=(2+3)^2-1=5^2-1=25-1=24\\\\a_3=(3+3)^3-1=6^3-1=216-1=215\\\\a_4=(4+3)^4-1=7^4-1=2401-1=2400\\\\a_5=(5+3)^5-1=8^5-1=32768-1=32767
5 0
3 years ago
Write x2 + 12x + 6 = 0 in vertex form using the completing-the-square method. (2 points)
elena-14-01-66 [18.8K]

Answer:

C- is more likely going to be your answer.

8 0
3 years ago
What is the completely factored form of p4 - 16?
il63 [147K]

The completely factored form of p^4-16 is:

(p^2+4)(p+2)(p-2)

Step-by-step explanation:

We have to factorize the given expression to get the final result

Given

p^4-16\\Using\ Formula: a^2-b^2=(a+b)(a-b)\\(p^2)^2-(4)^2\\=(p^2+4)(p^2-4)

p^2-4 can further be factored again

=(p^2+4)[(p)^2-(2)^2]\\=(p^2+4)(p+2)(p-2)

The completely factored form of p^4-16 is:

(p^2+4)(p+2)(p-2)

Keywords: Factorization

Learn more about factorization at:

  • brainly.com/question/9323337
  • brainly.com/question/9381080

#LearnwithBrainly

8 0
3 years ago
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