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NNADVOKAT [17]
3 years ago
10

To make sure that a given parallelogram is a rectangle, at least how many of its angles must measure 90?

Mathematics
2 answers:
Anna71 [15]3 years ago
8 0

Answer:

The answer is 1 side must measure 90

Step-by-step explanation:


katrin2010 [14]3 years ago
5 0

Answer:

The answer is ONE

Step-by-step explanation:


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Find f(3) if<br> f(x)=x^3 + 2x^2-x-1
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\underline{ \boxed{f(3) = 41}}

Step-by-step explanation:

if \to \: f(x)=x^3 + 2x^2-x-1 \\ then \: f(3) =  {3}^{3}  + 2( {3)}^{2}  - 3 - 1 \\ f(3) = 27 + 18 - 4 \\ f(3) = 41

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andrezito [222]

(4n+1)=(2n-9)

the sum of four times a number and one is equal to the difference of twice the number and 9

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Given the following functions f(x) and g(x), solve (f + g)(3) and select the correct answer below:
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Step-by-step explanation: calculator

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Answer:

Dear Laura Ramirez

Answer to your query is provided below

The ratio of triangle XYZ is 1:√3 :2.

Step-by-step explanation:

A 30-60-90 right triangle (literally pronounced "thirty sixty ninety") is a special type of right triangle where the three angles measure 30 degrees, 60 degrees, and 90 degrees. The triangle is significant because the sides exist in an easy-to-remember ratio: 1:√3 :2.

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