B. Given isosceles trapezoid ABCD1. Name the bases.2. If mLA = 70°, what is mzB?3. If mLB = 2x - 6 and the mLA = 82°,DCwhat is x?4. If AC = 56 cm, what is DB?5. If DB = 3y + 7 and AC = 6y- 8, what is DB?AC. Consider kite KLMN on the right.1. Name the pairs of congruent and adjacent sides.2. If KN is 10.5, what is KL?3. If the area is 96 cm? and LN = 8 cm, what is KM?M4'4. If m3 = 31, what is mzLMN?5. If MLLKN = 39, what is the MLMKN?B.

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B. Given isosceles trapezoid ABCD 1. Name the bases. 2. If mLA = 70°, what is mzB? 3. If mLB = 2x - 6 and the mLA = 82°, D what is x? 4. If AC = 56 cm, what is DB? 5. If DB = 3y + 7 and AC = 6y-8, what is DB? A B

B. Given isosceles trapezoid ABCD 1. Name the bases. 2. If mLA = 70°, what is mzB? 3. If mLB = 2x - 6 and the mLA = 82°, D what is x? 4. If AC = 56 cm, what is DB? 5. If DB = 3y + 7 and AC = 6y-8, what is DB? A B

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 1CT

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Question

100%

B. Given isosceles trapezoid ABCD
1. Name the bases.
2. If mLA = 70°, what is mzB?
3. If mLB = 2x - 6 and the mLA = 82°,
D
C
what is x?
4. If AC = 56 cm, what is DB?
5. If DB = 3y + 7 and AC = 6y- 8, what is DB?
A
C. Consider kite KLMN on the right.
1. Name the pairs of congruent and adjacent sides.
2. If KN is 10.5, what is KL?
3. If the area is 96 cm? and LN = 8 cm, what is KM?
M
4'
4. If m3 = 31, what is mzLMN?
5. If MLLKN = 39, what is the MLMKN?
B.

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Step 1: Definition of bases in a trapezoid-

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