YZ = 16. The triangles are congruent. This would be AAS so YZ = 16 because of CPCTC.
Answer:


Step-by-step explanation:
for this equation
a=3
b= -5
c = -7
The sum of equal to

and the product is equal to

. All you do is replace the values. You can prove both of those using the quadratic formula.
Answer:
56
Step-by-step explanation:
At a competition, there are 8 runners
2 medals are awared for first and second place
Therefore the eat to award the medal van be calculated as follows
8×7
= 56