Geometry Help

3/8/2021 MyOpenMath

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E.2 Other Quadrilateral Joseph Sigmon

Question 1 0/1 pt 5 99

Question 2 0/1 pt 5 99

The following quadrilateral is a rectangle, find the measure of each angle.

°

°

°

°

29 ∘

2 1

3 4

m∠1 =

m∠2 =

m∠3 =

m∠4 =

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Question 3 0/1 pt 5 99

Question 4 0/1 pt 5 99

The following quadrilateral is a rectangle, find the measure of each angle.

°

°

°

°

°

°

°

21 ∘

41

6 7

2

3 5

m∠1 =

m∠2 =

m∠3 =

m∠4 =

m∠5 =

m∠6 =

m∠7 =

The following quadrilateral is a square, find the measure of each angle.

°

°

°

°

°

°

41

6

2

3

5

m∠1 =

m∠2 =

m∠3 =

m∠4 =

m∠5 =

m∠6 =

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Question 4 0/1 pt 5 99

Question 5 0/1 pt 5 99

Draw the diagonals for the trapezoid below.

Find the lengths of the diagonals.

Lower left to upper right:  

Lower right to upper left:  

Using the lengths of the diagonals, can we determine if the trapezoid is isosceles?

1 2 3 4 5 6 7-1-2-3-4-5-6-7

1

2

3

4

5

6

7

-1

-2

-3

-4

-5

-6

-7

Select an answer

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Question 6 1/1 pt 99

Question 7 1/1 pt 99

Draw the diagonal for the trapezoid below.

Find the lengths of the diagonals. Answer exactly, do not round.

Lower left to upper right:  

Lower right to upper left:  

Using the lengths of the diagonals, can we determine if the trapezoid is isosceles?

1 2 3 4 5 6 7-1-2-3-4-5-6-7

1

2

3

4

5

6

7

-1

-2

-3

-4

-5

-6

-7

Select an answer

What is the best name for a triangle with exactly two congruent angles?

equiangular triangle

equilateral triangle

isosceles triangle

trapezoidal triangle

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Question 8 1/1 pt 99

Question 9 1/1 pt 99

Question 10 1/1 pt 99

What is the best name for a polygon with exactly five edges and one interior angle that is more than 180°?

a concave pentagon

a convex pentagon

an obese pentagon

a big pentagon

What is the best name for a polygon with exactly three congruent sides?

trapezoidal triangle

isosceles triangle

equilateral triangle

triangle

What is the best name for a quadrilateral with exactly one pair of parallel edges and exactly one pair of congruent edges?

diamond

equilateral triangle

kite

isosceles trapezoid

Each interior angle of a regular polygon measures 156 °. How many sides does it have?

15