40 Why? 80%x X=50 or 80/100x X=50
Answer: 7
Step-by-step explanation:
5+7+9=21
3 total numbers to start with so;
21/3=7
Given:
The three equations for the three numbers are



To find:
The Pythagorean triple generated by using 4 for x and 1 for y.
Solution:
Substituting x=4 and and y=1 in the given equations, we get



In the same way find b and c.


The third number is



The required Pythagorean triple is 8, 15, and 17.
Therefore, the correct option is C.
I believe that triangle B and E are right triangles.
Answer:
Step-by-step explanation: