Mathematics, 19.10.2020 06:01 daniel2humnle
Please help explain this. I've tried really hard but I'm still confused. I have to finish this soon and I really need help with this. Thank you so much. Quadrilateral ABCD is an isosceles trapezoid, with bases and A circle is inscribed in the trapezoid, as shown below. (In other words, the circle is tangent to all the sides of the trapezoid.) The length of base is 2x, and the length of base is 2y. Prove that the radius of the inscribed circle is .
Answers: 1
Mathematics, 21.06.2019 12:30
Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?
Answers: 2
Mathematics, 21.06.2019 21:20
An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.
Answers: 2
Mathematics, 22.06.2019 00:30
The scatter plot shows the number of animal cells clara examined in a laboratory in different months: plot ordered pairs 1, 20 and 2, 60 and 3,100 and 4, 140 and 5, 180 what is the approximate predicted number of animal cells clara examined in the 9th month?
Answers: 3
Mathematics, 22.06.2019 01:00
Luisa sells stuffed animals. she sells her stuffed elephant for $34.90, and the sales tax is 6% of the sale price. about how much is the sales tax on the elephant?
Answers: 2
Please help explain this. I've tried really hard but I'm still confused. I have to finish this soon...
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