subject
Mathematics, 16.09.2021 16:20 jada741

5-1 16. A ball is thrown vertically upwards from a point O at a speed of 30 ms.
a) Find the time that the ball is a height of 25 m above point o
i) for the first time
ii) for the second time.
b) Find the total time that the height of the ball above point O is at least 25 m.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?
Answers: 1
question
Mathematics, 21.06.2019 23:20
In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units
Answers: 2
question
Mathematics, 21.06.2019 23:40
Rounded to the nearest tenth, what is the value of x
Answers: 1
question
Mathematics, 22.06.2019 00:10
What is the best estimate of the length of a football
Answers: 1
You know the right answer?
5-1 16. A ball is thrown vertically upwards from a point O at a speed of 30 ms.
a) Find the...
Questions
question
Mathematics, 09.04.2020 21:39
question
Mathematics, 09.04.2020 21:39
Questions on the website: 13722367