Answer:
C. 10
Step-by-step explanation:
The given information tells you that triangles YZX and YZA are congruent, so ZA = ZX = 10.
X + y = 54
x - y = 12
x = 33
y = 21
33 + 21 = 54
33 - 21 = 12
Hope this helps!
Answer:
<em>(A). 6 units</em>
Step-by-step explanation:
Round and then see what the number you have too add, subtract , multiply, and divide and then you would find the answer