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PtichkaEL [24]
2 years ago
7

The radius of a circle is 3 miles. What is the circle's area?​

Mathematics
1 answer:
BARSIC [14]2 years ago
3 0

Answer:

9π miles²

Step-by-step explanation:

The area of a circle is πr²

Now we plug in 3 miles for the radius

A=πr²

A=π3²

A=9π miles²

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Why is it not possible to form a right triangle with the lengths 2, 4 and 7?
Korolek [52]

Answer:

Pythagorean Theorem

a^2 + b^2 = c^2

2^2 + 4^2 = 7^2?

This is not true, so the answer is C. Because 2² + 4² ≠ 7².

Let me know if this helps!

5 0
3 years ago
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Add parenthesis to the expression to equal 7. 3x2+6
lakkis [162]

Answer:

(3times2)+6

Step-by-step explanation:

4 0
3 years ago
Solve the equation by factoring: 12y^3 – 13y^2 + 3y = 0
Rudiy27

Answer:

y = 0, y = \frac{1}{3}, y = \frac{3}{4}

Step-by-step explanation:

Given

12y³ - 13y² + 3y = 0 ← factor out y from each term

y(12y² - 13y + 3) = 0

y(3y - 1)(4y - 3) = 0 ← in factored form

Equate each factor to zero and solve for y

y = 0

3y - 1 = 0 ⇒ 3y = 1 ⇒ y = \frac{1}{3}

4y - 3 = 0 ⇒ 4y = 3 ⇒ y = \frac{3}{4}

4 0
3 years ago
Question 3 Rewrite in simplest rational exponent form √x • 4√x. Show each step of your process.
QveST [7]

Answer:

4x

Step-by-step explanation:

Given:

√x • 4√x

Required:

Simplify in rational exponent form

SOLUTION:

Recall => \sqrt{a} = a^{\frac{1}{2}}

Thus,

\sqrt{x}*4\sqrt{x} can be expressed in exponent form as x^{\frac{1}{2}}*4x^{\frac{1}{2}

When multiplying 2 bases having exponents together, their exponents should be added together, while you multiply the bases. I.e. x^m*x^n = x^{m+n }

= x*4^{\frac{1}{2}+\frac{1}{2}

= 4x^{1} = 4x

The answer is 4x

6 0
3 years ago
HEEEEEEEEEEEEELEP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Alenkinab [10]
Idk i think its c correct me if i wrong
8 0
3 years ago
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