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4.) The area of a triangle varies jointly as its base and height. A triangle with a base of 9 cm and a height of 8 cm has an area of 36 cm2. What will be its new area if 5 cm is added to its base and the height is reduced by 2 cm?

4.) The area of a triangle varies jointly as its base and height. A triangle with a base of 9 cm and a height of 8 cm has an area of 36 cm2. What will be its new area if 5 cm is added to its base and the height is reduced by 2 cm?

Mathematics For Machine Technology
Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter63: Volumes Of Pyramids And Cones
Section: Chapter Questions
Problem 34A
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Cylinder A has a volume of 6 cubic units, and a height of 3 units. Cylinder B has the same base area and height, but its slant height is 4 units. 3 4 i 3 A В What is the volume of cylinder B?
Transcribed Image Text:Cylinder A has a volume of 6 cubic units, and a height of 3 units. Cylinder B has the same base area and height, but its slant height is 4 units. 3 4 i 3 A В What is the volume of cylinder B?
4.) The area of a triangle varies jointly as its base and height. A triangle with a base of 9 cm and a height of 8 cm has an area of 36 cm2. What will be its new area if 5 cm is added to its base and the height is reduced by 2 cm?
Transcribed Image Text:4.) The area of a triangle varies jointly as its base and height. A triangle with a base of 9 cm and a height of 8 cm has an area of 36 cm2. What will be its new area if 5 cm is added to its base and the height is reduced by 2 cm?
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