Mathematics, 26.03.2020 20:52 mandilynn22
1. The sides of AB and AC of a triangle ABC are produced to D and E respectively such that DBC=125° and BCE=95°, find the value of BAC.
2. In a triangle ABC, BAC= 48° and ABC=100°, calculate the acute angle between the internal bisectors of ABC and BCA.
3. The angles of a quadrilateral are 4x, x+10, 9x-30 and 3x+20. The value of x is..
4. Each of the exterior angle of a regular polygon is 24°. How many sides has the polygon?
5. Each interior angle of an eight-sided polygon is equal to...
6. The interior angles of a pentagon are 130°, 118°, 80°, 78° and x. Find the value of x
7. The ratio of the interior angle to to the exterior angle in a regular polygon is 1.4, what is the number of sides
8. The two adjacent angles on a straight line are(x-60) 0 and (y+30). The value of x+y is
9. Calculate the sum of angles in a regular decagon
10. When two straight lines cross each other, which angle is formed
Answers: 2
Mathematics, 21.06.2019 18:30
Ill mark the brainliest if you me with the these three questions 7,8,9
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, 21.06.2019 23:10
12 3 4 5 6 7 8 9 10time remaining01: 24: 54which graph represents this system? y=1/2x + 3 y= 3/2x -1
Answers: 1
1. The sides of AB and AC of a triangle ABC are produced to D and E respectively such that DBC=125°...
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