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vampirchik [111]
3 years ago
12

The two pyramids below are similar. What is the length of the altitude of the smallest pyramid?

Mathematics
1 answer:
Scilla [17]3 years ago
4 0

9514 1404 393

Answer:

  B.  24/9

Step-by-step explanation:

The linear dimensions are proportional in similar figures, so we have ...

  altitude/side = x/4 = 6/9

Multiplying by 4 gives ...

  x = 24/9 . . . . matches choice B

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\qquad \qquad 
csc(\theta)=\cfrac{1}{sin(\theta)}\qquad \qquad sin(-\theta )=-sin(\theta )
\\\\\\
\textit{also recall }sin^2(\theta)+cos^2(\theta)=1\implies sin^2(\theta)=1-cos^2(\theta)\\\\
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7 0
3 years ago
Harold randomly selected one square tile and one round tile from the sets shown below. What is the probability that Harold selec
Rus_ich [418]

Answer:

  C.  1/9

Step-by-step explanation:

Assuming the selections are independent, their joint probability is the product of the probabilities of the individual events.

  P(pink square) = (# pink squares)/(# squares) = 16/60 = 4/15

  P(red or blue round) = (#red or blue rounds)/(# rounds) = 15/36

Then the joint probability is ...

  P(defined event) = (4/15)(15/36) = 4/36 = 1/9

4 0
3 years ago
What expression could be used to determine the product of -4 and 3 1/4
nikdorinn [45]
-4*3 1/4 would be and expression you can use
3 0
3 years ago
Read 2 more answers
a A hole in the shape of a hemisphere is carved into each face of a cube. The holes are identical and centered at the centre of
morpeh [17]

Diameter of each hemispheral holes = the diameter of a full sphere = side length of cube = 2 units.

<h3>What is a Hemisphere?</h3>

A hemishpere is half of a sphere. Thus, two hemispheres makes one full sphere.

Given the image as shown below, since the identical hemispheral holes are centered at the center of each fce and they touch each other at only one point, it means that two hemisphere meet to make one full sphere.

Therefore, the diameter of a full sphere = side length of cube.

Thus, diameter of each hemispheral holes = the diameter of a full sphere = side length of cube = 2 units.

Learn more about hemisphere on:

brainly.com/question/9280450

5 0
2 years ago
Lisa says that 43 is a 2 digit odd number that is a composit is she correct
Kamila [148]
No!

43 doesn't divide by anything.
6 0
3 years ago
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