Mathematics, 24.01.2020 19:31 LoveSchool5617
At a zoo, the lion pen has a ring-shaped sidewalk around it. the outer edge of the sidewalk is a circle with a radius of 11 m. the inner edge of the sidewalk is a circle with a radius of 9 m.
(a)write and simplify an expression for the exact area of the sidewalk.
(b)find the approximate area of the sidewalk. use 3.14 to approximate π.
Answers: 3
Mathematics, 21.06.2019 14:00
Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.
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Mathematics, 21.06.2019 17:30
Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)
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Mathematics, 21.06.2019 19:00
Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.
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At a zoo, the lion pen has a ring-shaped sidewalk around it. the outer edge of the sidewalk is a cir...
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