In the given figure ABCD
is a quad
which AD: 13cm dc=17cm, BC=3cm Find AB
А
3
22
HB
B
3
Answers
Answered by
1
Answer:
In △BDC,
∠BCD=90
∘
Thus, BD
2
=BC
2
+CD
2
(Pythagoras theorem)
BD
2
=12
2
+3
2
BD
2
=144+9
BD=
153
Now, In △ABD, ∠ABD=90
∘
AD
2
=BD
2
+AB
2
13
2
=(
153
)
2
+AB
2
169=153+AB
2
16=AB square
AB=4 cm
Answered by
0
Answer:
AB = 4cm
Step-by-step explanation:
Hope it helped you.
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