Find length x in fig
Attachments:
Answers
Answered by
0
use Pythagoras
x=√6²+8²
=√36+64
=√100
x=10 cm
x=√6²+8²
=√36+64
=√100
x=10 cm
udayninja:
for 2nd take tht triangle and let 13cm be hypoteneus
so 13²=12²+x
169-144=x² and x²=25
x=5
Answered by
2
In(I)
Using Pythagoras Theorem
x^2 = 6^2+8^2 = 36+64
x^2 = 100
x=√100 = 10 cm
In (ii)
(x/2)^2 = 13^2 - 12^2 = 5^2
Therefore,
(x/2)^2 = 5^2
x/2 = 5
x = 10 cm
Using Pythagoras Theorem
x^2 = 6^2+8^2 = 36+64
x^2 = 100
x=√100 = 10 cm
In (ii)
(x/2)^2 = 13^2 - 12^2 = 5^2
Therefore,
(x/2)^2 = 5^2
x/2 = 5
x = 10 cm
Similar questions