The radius is 14, if the diameter is 28. The radius is half of the diameter
Answer:
1 4/21
Step-by-step explanation:
5/6 * 10/7
5/3 * 5/7
25/21
1 4/21
Answer:


Step-by-step explanation:
Solving (47):
To solve for B, we have:
--- sum of angles in a triangle
This gives

Collect like terms


Solving (48):
To solve for Y, we have:
--- sum of angles in a triangle
This gives

Where
-- angle on a straight line
Solve for X


So, we have:



Trinomials simply have 3 terms. The answer is C