The answer to 1. Is Reflection. The rigid motion show is called a Reflection
Sharing £900 in the ratio of 3:7 is equal to £270 and £630.
<u>Given the following data:</u>
- Sum of ratio =
= 10.
To share £900 in the ratio of 3:7:
<h3>How to calculate a ratio.</h3>
In this exercise, you're required to share the total amount of money in the ratio of 3:7. Thus, we would solve as follows:
<u>For a </u><u>ratio</u><u> of </u><u>3</u><u>:</u>

Amount = £270.
<u>For a </u><u>ratio</u><u> of </u><u>7</u><u>:</u>

Amount = £630.
Read more on ratio here: brainly.com/question/13513438
Pythagorean Theorem. 5^2+12^2=c^2.
25+144=c^2
169=c^2
sqrt169=13
13 units
After multiplying both sides by 2, you will find that x= -1.78