Which point is the incenter of △abc ?
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Mathematics, 06.11.2019 22:31 burners
Which point is the incenter of △abc ?
enter your answer in the box.
point
a right triangle abc with right angle at c and vertical base a c is made. a d is angle bisector of angle b a c. b d is angle bisector of angle a b c. c f is angle bisector of angle a c b. angle bisectors a d and b d and c f meet at an interior point d. g e is perpendicular bisector of side b c. perpendicular bisectors of all three sides meet at point e. point e is midpoint of side a b.
Answers: 2
Mathematics, 21.06.2019 20:00, mixedkiddo
The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16
Answers: 3
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Shelly bought a house five years ago for $150,000 and obtained an 80% loan. now the home is worth $140,000 and her loan balance has been reduced by $12,000. what is shelly's current equity?
Answers: 2
Mathematics, 22.06.2019 03:50, jescanarias22
Arandom sample of n = 25 observations is taken from a n(µ, σ ) population. a 95% confidence interval for µ was calculated to be (42.16, 57.84). the researcher feels that this interval is too wide. you want to reduce the interval to a width at most 12 units. a) for a confidence level of 95%, calculate the smallest sample size needed. b) for a sample size fixed at n = 25, calculate the largest confidence level 100(1 − α)% needed.
Answers: 3
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