Mathematics, 03.12.2019 23:31 Shubbs
Start with a circle of radius r=4. form the two shaded regions pictured below: c(θ) has an arc and two straight line sides and t(θ) is a right triangle. note that the areas of these two regions will be functions of θ; r is fixed in the problem. (a) find a formula for area(c(θ))= 1 2r2sin(θ)(1−cos(θ)) . (b) area(t(θ))= . (c) = 0 . (d) = 0 . (e) [area(c(θ))/area(t(θ))]= .
Answers: 2
Mathematics, 21.06.2019 21:30
Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?
Answers: 1
Mathematics, 21.06.2019 22:00
Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?
Answers: 2
Mathematics, 22.06.2019 00:20
Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte
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Mathematics, 22.06.2019 01:00
Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?
Answers: 1
Start with a circle of radius r=4. form the two shaded regions pictured below: c(θ) has an arc and...
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