Mathematics, 31.10.2020 04:50 cupcake20019peehui
The kinetic energy k of an object in joules is given by the formula k = } mv?, where m is the object's mass in kilograms and v is
its velocity in meters per second. An object's velocity is 20 meters per second and its kinetic energy is 48,000 joules. If it speeds up
to 30 meters per second, then what is its new kinetic energy?
Answers: 2
Mathematics, 21.06.2019 18:30
What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?
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Mathematics, 21.06.2019 18:30
Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?
Answers: 1
Mathematics, 21.06.2019 20:30
Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.
Answers: 3
Mathematics, 21.06.2019 23:00
In an equilateral triangle, each angle is represented by 5y+3. what is the value of y? a. 9.7 b. 10.8 c. 11.4 d. 7.2
Answers: 1
The kinetic energy k of an object in joules is given by the formula k = } mv?, where m is the object...
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