Answer A is correct because the straight line is called a parallel line
Answer:
10. 23
11. -17
12. 0
13. -4
14. -6
15. 4
Explanation:
10. 8+15= 23
11. -8-9= -17
12. 8-8= 0
13. -8+4= -4 (same as 4-8)
14. -10+4= -6 (same as 4-10)
15. 12-8= 4
Hello!!
The square root of pi 3.14 is:

I am sure you can figure out the main point!
Good luck :)
Answer:

Step-by-step explanation:
Given

--- right angle
Required
Which of the options is true
In a triangle, we have:
--- angles in a triangle
Substitute 

Collect like terms


This implies that E and G are complementary angles.
For complementary angles, E and G;
and 
<em>Hence, (4) is true</em>