1. Using a ruler, draw isosceles trapezoid ABCD with base angles, zA and ZB, on a graphing paper. 2. Using a protractor, find the measures of ZA and zB. What do you notice? 3. Find also the measure of ZD and C. What do you notice? 4. Draw the diagonals AC and BD. Using a ruler, find their lengths. Are the lengths equal?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter9: Real Numbers And Right Triangles
Section9.3: The Pythagorean Theorem
Problem 20E
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Activity 8: Draw Me an Isosceles Trapezoid.
Do the following.
1. Using a ruler, draw isosceles trapezoid ABCD with base angles, LA and ZB, on a
graphing paper.
2. Using a protractor, find the measures of A and zB. What do you notice?
3. Find also the measure of ZD and C. What do you notice?
4. Draw the diagonals AC and BD. Using a ruler, find their lengths. Are the lengths
equal?
D
C
What did you discover? Perhaps you discovered the following
a. The base angles of an isosceles trapezoid are congruent.
b. The diagonals of an isosceles trapezoid are congruent.
BI
Transcribed Image Text:Activity 8: Draw Me an Isosceles Trapezoid. Do the following. 1. Using a ruler, draw isosceles trapezoid ABCD with base angles, LA and ZB, on a graphing paper. 2. Using a protractor, find the measures of A and zB. What do you notice? 3. Find also the measure of ZD and C. What do you notice? 4. Draw the diagonals AC and BD. Using a ruler, find their lengths. Are the lengths equal? D C What did you discover? Perhaps you discovered the following a. The base angles of an isosceles trapezoid are congruent. b. The diagonals of an isosceles trapezoid are congruent. BI
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