18.9 rounded is 19
5.2 rounded is 5
19 * 5 = 95
Answer:
Step-by-step explanation:
(21²+10²)½ = 23.25= 23.3
Answer:
C) an obtuse triangle
Step-by-step explanation:
Since the main angle (the angle that corresponds to the longest side) is considered to measure more than 90°, it is an obtuse triangle.
9514 1404 393
Answer:
3 feet per second
Step-by-step explanation:
If the time is multiplied by 2, the inverse relationship tells you the speed is multiplied by 1/2.
(1/2)(6 ft/s) = 3 ft/s
The swimmer's average speed is 3 ft/s.