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telo118 [61]
3 years ago
15

On the first day of class, Alana skimmed the first 17 pages from each of the books

Mathematics
1 answer:
Masteriza [31]3 years ago
7 0

Answer:

A. biased; convenience sample

Step-by-step explanation:

Alana is reading the first 17 pages, which are what is most conveniently available.

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Identify the 3D shape :)thank you
Mice21 [21]
<h3>Answer: Triangular prism</h3>

If you folded the figure up, you would have a prism where the parallel bases are right triangles. Each lateral face is a rectangle.

It might help to imagine a room where the floor and ceiling are triangles (they are identical or congruent triangles). Each wall of this room is one of the rectangles shown.

5 0
3 years ago
Please help I need an answer quickly, please
Alexandra [31]

Answer:

704

Step-by-step explanation:

8 x 8 x 8 I think its the answer hope it helps

8 0
3 years ago
Read 2 more answers
Find the value of t in the diagram
12345 [234]

In a trapezoid, with bases b and B and height h, the area is given by


A = \frac{(B+b)h}{2}


In your case:


B = BC = 3t

b = AD = t

h = AB = t


so, the formula becomes


A = \frac{(3t+t)t}{2} = \frac{4t^2}{2} = 2t^2


Since the area is 50 \text{cm}^2, we have


2t^2 = 50 \iff t^2 = 25 \iff t = 5

5 0
3 years ago
Read 2 more answers
Rebecca is three years younger than twice Anthony's age. Write an expression that represents the relationship of Rebecca's age i
Andrei [34K]

Answer:

X=2y-3

Step-by-step explanation:

Let Rebecca's age be x

Let Anthony's age be y

Twice Anthony =2y

Rebecca's age (x) to be 3 years younger than twice Anthony's =2y-3

So, it's x=2y-3

4 0
3 years ago
Plz help!!
AlexFokin [52]

Answer: 50 Books

Step-by-step explanation:

B = number of books in Ruben's collection BEFORE he bought new ones.

So  6 books were bought which increased his collection by 12%.

12% as a decimal would be 0.12..then we add the variable which represents the number of books, 0.12B.

So then we know 0.12=6

*We need to isolate the variable* So we would divide 0.12 on both sides. 0.12/0.12 and 0.12/6 which is 50.

Hope this helps! :)

7 0
3 years ago
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