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41 votes
41 votes
Help me please I'm confused

Help me please I'm confused-example-1
User Estin Chin
by
2.4k points

2 Answers

14 votes
14 votes
Answer is YZ = 14

Step by step

First we know ABCD ~ WXYZ
So we know AD ~ WZ and CD ~ YZ

AD = 12
DC = 3
WZ = 56
YZ = Number (N)

We know sides

3/12 = N/56

Cross multiply

12N= 168

N = 14
Your unknown number of YZ = 14

Help me please I'm confused-example-1
User Gaurang Tandon
by
2.3k points
14 votes
14 votes

Answer:14

Explanation:

abcd = wxyz

ad/dc=wz/yz

12/3=4

56/yz=4

yz=14

User Venkata Dorisala
by
3.2k points