## cuzzin Group Title Right triangle: Find AB if BC=3, BD=5, and AD=7 2 years ago 2 years ago

1. cuzzin Group Title

2. AccessDenied Group Title

Well, you know two sides of the inner right triangle BCD and AD. You could use Pythagorean theorem to find the third side of the first triangle, and that's one segment of the leg in the larger right triangle. Then just add them together and use Pythagorean theorem again...

3. SUROJ Group Title

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4. GChamon Group Title

5. SUROJ Group Title

first find DC using $h ^{2}=p ^{2}+b ^{2}$ AND then find AB considering ABC right angled triangle

6. GChamon Group Title

$AB=5*\sqrt 26$

7. cuzzin Group Title

Great, thanks guys.