Isosceles trapezium

Trapezoid YSED (YS||ED) is isosceles.
The size of the angle at vertex Y is 17 degrees.
Calculate the size of the angle at vertex E.

Result

angle DES:  163 °

Solution:

Solution in text angle DES:=







Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

Showing 0 comments:
1st comment
Be the first to comment!
avatar




To solve this example are needed these knowledge from mathematics:

Next similar examples:

  1. Rectangular trapezoid
    trapezoids How many inner right angles has a rectangular trapezoid?
  2. Minute angle
    watch Determine size of angle, which takes minute hand for 75 minutes.
  3. Angles 1
    angles It is true neighboring angles have not common arm?
  4. Angles
    triangle The triangle is one outer angle 56°30' and one internal angle 46°24'. Calculate the other internal angles of a triangle.
  5. Rhombus angles
    rhombus2 If one angle in the rhombus is 159°, what is it neighboring angle in rhombus?
  6. Parallelogram
    rovnobeznik_2 In the parallelogram we know one internal angle 67°33`. Calculate the other internal angles.
  7. Lengths of the pool
    bazen2_16 Miguel swam 6 lengths of the pool. Mat swam 3 times as far as Miguel. Lionel swam 1/3 as far as Miguel. How many lengths did mat swim?
  8. Forest nursery
    stromcek_2 In the forest nursery after winter, they found that 1/10 stems died out of them. For them, they land 193 new spruces. How many spruces are in the forest nursery?
  9. Mixed2improper
    zlomky_8 Write the mixed number as an improper fraction. 166 2/3
  10. Fraction to decimal
    decimals Write the fraction 3/22 as a decimal.
  11. Simplify
    numbers3_1 Simplify the following problem and express as a decimal: 5.68-[5-(2.69+5.65-3.89) /0.5]
  12. Line
    line Can we construct a line segment, if we know: center
  13. In fractions
    ant An ant climbs 2/5 of the pole on the first hour and climbs 1/4 of the pole on the next hour. What part of the pole does the ant climb in two hours?
  14. Fraction and a decimal
    numbs_11 Write as a fraction and a decimal. One and two plus three and five hundredths
  15. Expression
    expr_2 Solve for a specified variable: P=a+4b+3c, for a
  16. Addition of Roman numbers
    roman Added together and write as decimal number: XXXIV + MDCCXII
  17. Bus 14
    bus27_9 Boatesville is 65.35 kilometers from Stanton. A bus traveling from Stanton is 24.13 kilometers from Boatesville. How far has the bus traveled?