Answer:

Step-by-step explanation:
To evaluate
from the following expression:

Taking 


∴ 
He rowed 10 miles in total. YOU'RE WELCOME :D
Answer:
4.31 kilometer
..........................................
Answer: 120 beats per 45 seconds
Step-by-step explanation:
2. WXZ=YXZ
3. Reflexive property of equality
(if they are angles)-
4. WXZ=YXZ ~~Reason- Congruent angles have equal number of degrees
(if they are triangles-more likely judging by the problem)-
4. Triangle WXZ=YXZ ~ Reason- SAS Congruence Postulate