3 years ago

Select the correct answer from each drop-down menu.

Biology

1 answer:

lbvjy [14]3 years ago

5 0

Is there suppose to be a picture?

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How do the number of protons neutrons and the mass number relate to each other?

jek_recluse [69]

Mass number = protons + neutrons

If you have the # of protons and the mass #, subtract the number of protons from the mass number to get the number of neutrons.

If you have the number of neutrons and the mass number, subtract the number of neutrons from the mass number to get the number of protons.

5 0

4 years ago

Read 2 more answers

Polygon ABCDE has the vertices A(2, 8).

Elden [556K]

Answer:

A transformation or sequence of transformations that can be performed on polygon ABCDE to show that it is congruent to polygon MNOPQ is a:

Reflect across the y-axis

Explanation:

please, see the attached graph.

The polygon ABCDE is on the right side, first (I) quadrant.

The polygon MNOPQ is on the left side, second (ll) quadrant.

We can see that the polygon MNOPQ is a reflection of the polygon ABCDE across the y-axis ( only the abscissas change their signs from positive to negative).