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Contact [7]
4 years ago
12

Using n = 3.14, what is the circumference of a circle with a radius of 20 units?

Mathematics
1 answer:
pav-90 [236]4 years ago
4 0

Answer:

125.6

Step-by-step explanation:

C=2pir

C=2(3.14)(20)=125.6

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maks197457 [2]
What you must do in this case is to find the roots of the polynomial.
 We have then:
 x ^ 2 + 20x + 100 = 36
 Rewriting:
 x ^ 2 + 20x + 64 = 0
 The values of the roots are:
 x1 = -4
 x2 = -16
 Remember that the values of the roots are what make the polinome zero
 Answer:
 x1 = -4
 x2 = -16
3 0
3 years ago
Expand.<br> Your answer should be a polynomial in standard form.<br> -p^2(p^2-p-1)=
kiruha [24]

Answer:

Step-by-step explanation:

Use distributive property. Then use exponent law.

Exponent law used here = a^{m}*a^{n}=a^{m+n}

-p^{2}(p^{2} - p - 1) = -p^{2}*p^{2} - p *(-p^{2}) - 1*(-p^{2}) \\\\= -p^{4} + p^{3}+p^{2}

8 0
3 years ago
There are___puppies that weigh less than 102 g
Nataly [62]
Need more info I can help just do not know what the question is
5 0
4 years ago
I have been stuck on this forever can you please help
Aneli [31]
6 acts as the base. 15 acts as the height, because it extends from the base to meet vertex opposite the base at a 90° angle.

General formula for triangle area
a = 1/2 × b × h

plug in the numbers
a = 1/2 × 6 × 15
a = 90/2
a = 45

The area of the triangle is 45 units²
8 0
4 years ago
What is the y-intercept of the graph that is shown below?
Gnoma [55]

Answer:

(0,4)

Step-by-step explanation:

The y intercept is where the x value is zero

x=0 and y =4

The y intercept is (0,4)

7 0
3 years ago
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