# 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.

The size of the angle at vertex Y is 17 degrees.

Calculate the size of the angle at vertex E.

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

**Showing 0 comments:**

**Be the first to comment!**

#### To solve this example are needed these knowledge from mathematics:

## Next similar examples:

- Rectangular trapezoid

How many inner right angles has a rectangular trapezoid? - Minute angle

Determine size of angle, which takes minute hand for 75 minutes. - Angles 1

It is true neighboring angles have not common arm? - Angles

The triangle is one outer angle 56°30' and one internal angle 46°24'. Calculate the other internal angles of a triangle. - Parallelogram

In the parallelogram we know one internal angle 67°33`. Calculate the other internal angles. - Fraction to decimal

Write the fraction 3/22 as a decimal. - Simplify

Simplify the following problem and express as a decimal: 5.68-[5-(2.69+5.65-3.89) /0.5] - Fraction and a decimal

Write as a fraction and a decimal. One and two plus three and five hundredths - Zdeněk

Zdeněk picked up 15 l of water from a 100-liter full-water barrel. Write a fraction of what part of Zdeněk's water he picked. - Mixed2improper

Write the mixed number as an improper fraction. 166 2/3 - Lengths of the pool

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? - Line

Can we construct a line segment, if we know: center - Expression

Solve for a specified variable: P=a+4b+3c, for a - Addition of Roman numbers

Added together and write as decimal number: XXXIV + MDCCXII - Write decimals

Write in the decimal system the short and advanced form of these numbers: a) four thousand seventy-nine b) five hundred and one thousand six hundred and ten c) nine million twenty-six - Bus 14

Boatesville is 65.35 kilometers from Stanton. A bus traveling from Stanton is 24.13 kilometers from Boatesville. How far has the bus traveled? - Forest nursery

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?