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Anni [7]
3 years ago
15

A teacher wants to test the effectiveness of two

Mathematics
1 answer:
GaryK [48]3 years ago
3 0

Answer: an experiment

You might be interested in
What is the surface area of the figure shown?
natta225 [31]

Answer:

The surface area of given figure =  264  cm²

Step-by-step explanation:

From the given figure we can see that, a square pyramid mounded on a cube

The side of cube = 6 cm

Base of pyramid is one face of cube.

Slant height of pyramid = 7 cm

Total surface area = (5 * one face of cube ) + (lateral surface area of pyramid)

<u>To find the total surface area</u>

lateral surface area of pyramid = 4 * one face area of pyramid

One face area of cube = side² = 6² = 36

One face area of  pyramid = bh/2 = (6 * 7)/2 = 21 cm²

Lateral surface area of pyramid = 4 * 21 = 84 cm²

Surface area = (5 * 36) + (84) = 264  cm²

Therefore surface area of given figure =  264  cm²

3 0
3 years ago
John n his family went out to eat their favorite restaurant the bill for the food was $65 and they left a 20%tip for the server
katen-ka-za [31]

Answer:

$78

Step-by-step explanation:

4 0
3 years ago
the cable of a hoist has a cross-section of 80 mm2. the hoist is used to lift a crate weighing 500 kg. what is the stress in the
Daniel [21]

Answer:

stress on the cable is 61.312mpa

If steel is used, extension will be 0.91968mm

If polypropylene is used, extension will be 0.1532mm

Step-by-step explanation: detailed explanation and calculation is shown in the image below

3 0
3 years ago
Identify 2 objects you could find in a grocery store that holds more than 100 milliliters
devlian [24]
Milk carton
Perfume bottle
5 0
3 years ago
Read 2 more answers
Question 1 (1 point)<br> Which equation can be represented by a graph with a vertex at (1,3)?
madam [21]

Answer:

See explanation

Step-by-step explanation:

You have not provided the options to help us give you a specific answer.

If a quadratic function is written in the form

f(x) = a {(x - h)}^{2}  + k

Then (h,k) is the vertex, and 'a' is a constant.

For instance

f(x) = 5 {(x - 1)}^{2}  + 3

has vertex at (2,3).

Also, an absolute function in the form

g(x) = a  |x - h|  + k

has vertex at (h,k).

This means

g(x) =   |x - 1|  + 3

also has vertex at (1,3).

I hope this explanation is helpful.

4 0
3 years ago
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