17. 9
18. 12
19. 16
20. 56
21. 143
22. 14
23. 27
24. 7
20 because 10+10=20 and 20+20=40 and 20+40=60
Since the exponents is positive, move the decimal 7 places to the right, thus giving you 12090000
<span>You are given an ore ship that is traveling west toward Duluth on Lake Superior at 18 miles per hour with a bearing of 285deg Split Rock Lighthouse. Also, after 1 hour the bearing of the lighthouse is 340deg. The distance between the ship and the lighthouse when the second bearing is determined is 35 miles.</span>
Answer:
PR Method
Step-by-step explanation:
q^2=p^2+r^2-2
