3 years ago

Find the products. Show your thinking 800×500

2 answers:

8 0

The product of 800x500 is 400,000
what i normally do is 8x5, which is 40.
after i get the product, i add all of the zeros.
so, the product of your question is 400,000

LekaFEV [45]3 years ago

5 0

800x500 is4,000 because you multiply 800x500

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A micro-photograph of a human hair shows the hair magnified 150 times. If the hair is

stepan [7]

Answer:

<em>The actual width of the hair is 20 / 150 = 0.13 mm</em>

Step-by-step explanation:

<u>Scaling</u>

Objects can be represented in a reduced or augmented size by using scaling which is basically multiplying or dividing by a constant factor. We use scaling in several applications of real-life.

The human hair is magnified 150 times by a micro-phtograph. This is the scale factor.

The hair can be seen 2 cm wide in the photograph.

Converting to millimeters, 2 cm = 2*10 = 20 millimeters.

The actual width of the hair is 20 / 150 = 0.13 mm

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