Answer: In terms of percent, the salinity of most sea water is between 2.5 and 4.5
Step-by-step explanation:
The fourth choice is the correct one. The center of rotation (Q) is always the midpoint between point P and its image P' when rotation is 180°.
Answer:
the answer will be A. x=7
Answer:
<h2>B.</h2>
Step-by-step explanation:
If the given right triangles are similar, that meanst they have a ration in common, that is, one of them can be double size the other one. In other words, they are related by a scale ratio.
Notice, that one hypothenuse is double the other one, that is, 10 is double than 5. Also, 8 is double than 4. This means the scale factor is 2, one triangle has double size than the other.
Therefore, the proportion that relates these triangles is
or
Therefore, the right answer is B.
Answer:
$57 interest
Step-by-step explanation:
For an interest rate of 19% ; the monthly interest will be 19/100 = 0.19
4 months interest will be (0.19 * 4)/12 = 0.0633
so now, the value of the interest will be
0.0633 * 900 = $57