26-08-2021
Mathematics

contestada

7. In the diagram below, AB = CD. Find the length of AD.
2x+8
X-3
4x-6
A
B
C
D

7 In the diagram below AB CD Find the length of AD 2x8 X3 4x6 A B C D class=

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smoreymore smoreymore

31-08-2021

Answer:

AD=6

Step-by-step explanation:

If AB=CD then 2x+8=4x+6, this can be rearranged to get 8-6=4x-2x or 2=2x or x=1.

AD=AB+BC+CD or AD=(2x+8)+(x-3)+(4x-6) this can be rearranged as AD=(2x+x+4x)+(8-3-6) or AD=7x-1 and we know x=1 so AD=6.

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