4-gon

It is true that a 4-gon whose two sides are parallel and the other two has equal length, is a parallelogram?

Result

Solution:

e.g. isosceles trapezoid is a parallelogram

Leave us a comment of this math problem and its solution (i.e. if it is still somewhat unclear...): Be the first to comment! Next similar math problems:

1. Acreage Plot has a diamond shape, its side is 25.6 m long and the distance of the opposite sides is 22.2 meters. Calculate its acreage.
2. Diagonal Can a rhombus have the same length diagonal and side?
3. Area of ditch How great content area will have a section of trapezoidal ditch with a width of 1.6 meters above and below 0.57 meters? The depth of the ditch is 2.08 meters.
4. Rectangular trapezoid How many inner right angles has a rectangular trapezoid?
5. Trapezium 2 Trapezium has an area of 24 square cms. How many different trapeziums can be formed ?
6. Iron Iron ore contains 57% iron. How much ore is needed to produce 20 tons of iron?
7. Combine / add term Combine like terms 4c+c-7c
8. Simple equation Solve for x: 3(x + 2) = x - 18
9. Average The arithmetic mean of the two numbers is 71.7. One number is 5. Calculate the second number.
10. Obtuse angle Which obtuse angle is creating clocks at 17:00?
11. Seeds 2 How many seeds germinated from 1000 pcs, when 23% no emergence?
12. Isosceles trapezoid v3 In an isosceles trapezoid ABCD is the size of the angle β = 81° Determine size of angles α, γ and δ.
13. Bicycle The bicycle pedal gear has 36 teeth, the rear gear wheel has 10 teeth. How many times turns rear wheel, when pedal wheel turns 120x?
14. Rhombus angles If one angle in the rhombus is 159°, what is it neighboring angle in rhombus?
15. Class In 7.C clss are 10 girls and 20 boys. Yesterday was missing 20% of girls and 50% boys. What percentage of students missing?
16. Diagonal Can be a diagonal of diamond twice longer than it side?
17. Trapezoid Are diagonals in a rectangular trapezoid perpendicular and bisect the angles?