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slega [8]
3 years ago
9

Find the surface area of the cylinder if the radius is 3 and the height is 12.

Mathematics
1 answer:
agasfer [191]3 years ago
4 0

Answer:

282.74

Step-by-step explanation:

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Write x2-8+13=0 in the form (x-a)2=b
egoroff_w [7]

Answer:

(x-4)2=-13

Step-by-step explanation:

2x+13=8

2x-8=-13

2(x-4)=-13

7 0
3 years ago
True or False? A circle could be circumscribed about the quadrilateral below.
KengaRu [80]
The answer is false your welcome
6 0
4 years ago
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Can you construct a triangle that has side lengths 2 yd, 9 yd, and 10 yd?
yan [13]

Yes


The rule to check if a triplet of numbers can represent the sides of a triangle is the following: the sum of the length of two sides must exceed the third one.


This happens for all possible couples in your case:


2+9=11>10


2+10=12>9


9+10=19>2

3 0
3 years ago
In a statistics class, 10 scores were randomly selected with the following results: 74, 73, 77, 77, 71, 68, 65, 77, 67, 66.What
Lunna [17]

Answer:

We conclude that the lower limit of a box-and-whiskers display is 65.

We conclude that the upper limit of a box-and-whiskers display is 77.

Step-by-step explanation:

Definition: A box-and-whisker plot or boxplot is a diagram based on the five-number summarytext annotation indicator of a data set.

In a statistics class, 10 scores were randomly selected with the following results: 74, 73, 77, 77, 71, 68, 65, 77, 67, 66.

We conclude that the lower limit of a box-and-whiskers display is 65.

We conclude that the upper limit of a box-and-whiskers display is 77.

3 0
3 years ago
What is the sum of the complex number 2+3i and 4+8i, where i=√-1?
ser-zykov [4K]
2+3i+4+8i
2+4+3i+8i
6+11i
3 0
3 years ago
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