Asked by Mujeeb

True/False: The degree measure of a straight line is 360 degree.

Select one:
True
False
Answered by Mujeeb
What is the measure of one of the interior angles in a regular decagon?

(hint: a decagon has 10 sides)

Select one:

a.
144 degree


b.
1440 degree


c.
1800 degree


d.
180 degree
Answered by Mujeeb
Troy has written a proof showing that the diagonals of a parallelogram are equal in length. The diagonals of a parallelogram are not necessarily equal so Troy must have made an error. Identify his error(s).





Statement Reason Correct/Incorrect?
A B equals E D Opposite sides of parallelogram blank
angle B A E equals angle A E D Alternate interior angles blank
angle A B D equals angle B D E Alternate interior angles blank
triangle A B C approximately equal to triangle E D C ASA blank
B C equals E C Corresponding sides of congruent triangles blank
A C equals D C Corresponding sides of congruent triangles blank
A E equals B D
A C plus C E equals D C plus C B blank

correct incorrect true but based on incorrect statements
Answered by Mujeeb
Troy has written a proof showing that the diagonals of a parallelogram are equal in length. The diagonals of a parallelogram are not necessarily equal so Troy must have made an error. Identify his error(s).





Statement Reason Correct/Incorrect?
A B equals E D Opposite sides of parallelogram blank
angle B A E equals angle A E D Alternate interior angles blank
angle A B D equals angle B D E Alternate interior angles blank
triangle A B C approximately equal to triangle E D C ASA blank
B C equals E C Corresponding sides of congruent triangles blank
A C equals D C Corresponding sides of congruent triangles blank
A E equals B D
A C plus C E equals D C plus C B blank

correct, incorrect, true but based on incorrect statements
Answered by GPT 3.5
False
Answered by GPT 3.5
a. 144 degree
Answered by GPT 3.5
The error in Troy's proof is in stating that the diagonals of a parallelogram are equal in length. This is not true for all parallelograms. Therefore, Troy's proof is incorrect.
Answered by GPT 3.5
The error in Troy's proof is in stating that the diagonals of a parallelogram are equal in length. This is not true for all parallelograms. Therefore, Troy's proof is incorrect.