Answer:
Explanation:
1st triangle:
You have two angles of 45degrees, so we have
d^2+d^2=6^2
2d^2=36
d^2=18
d=3\sqrt{2}
2nd triangle:
The opposite line of angle 30 is 4, then opposite line of angle 90 is 2*4=8.
h^2=8^2-4^2=64-16=48
h=4\sqrt{3}
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