0
If there is no length for the hypotenuse you have to use the Pythagorean Theorem. If there are two sides missing and a reference angle you could use Trigonometry.
Wiki User
∙ 12y ago
Add your answer:
Earn +20 pts
How do you find the missing side from a right triangle?
to find the missing side of a right triangle you need the pythagorean theorem. A2 + B2 = C2. c is the longest side and a and b is the other sides. no particular side is a or b just the longest side is c.
How do you find a missing side on a triangle?
If you have at least 2 of the angle measurements and are trying to find the measurement of a missing angle you should do this: When you have the measurement of two angles, add them together. Then subtract the total from 180(always the sum of all of the triangle's angle's measurements). It will give you the measurement of the missing angle. If you are trying to find the length of the missing side, then use the Pythagorean theorem (a squared+b squared=c squared, c being the missing side) THIS ONLY WORKS FOR RIGHT TRIANGLES, however. first of all this didnt help me. second that therom is stupid cuz im only in 8th grade integrated algebra! get me a good answer jeez. i need to find the missing lenngth help me someone ---------------------------------------------------------------------- Honey, the thereom is the only way to get the right answer. And I'm in 7th grade, so get over the "you're only in 8th grade" I'm in 7th grade and understood what he said. I'd suggest using the answer he gave, 'cause that's the best you can get.
The side of a right triangle opposite the right angle?
The side opposite the right angle is called the hypotenuse.
How can you use ratios of the side lengths to find the angle measures of the acute angles in a right triangle?
By using trigonometry that is applicable to a right angle triangle.
What is the opposite side in a right triangle?
The opposite side of any angle in a triangle is the side that is not part of the angle. The side opposite the right angle is the longest side, called the hypotenuse.
How can you find a missing side or angle of a right triangle?
180 minus two known angle = missing angle. Use Pythagoras' theorem to find its missing side.
How do you fine the missing side of a right angle only given one side?
You need either two sides given, to find a third side. Or > you need one side and an angle, to find another side.
How do you find the missing angle measurement and side length?
Of what?
How do you find the length to a missing side of a right triangle?
Pythagorean Theorem: a2 + b2= c2 where c is the hypotenuse of a right triangle. Hypotenuse is the side of a right triangle opposite to the right angle.
Do A right triangle has three right angles?
no, it has one right angle. it would be a square with a side missing if it had 3 right sides.
How do you find two missing sides of a right triangle?
If you have all three angles, you can use the law of sines, which states that the ratio of the sine of one angle is to it's opposite side as the sine of another angle is to it's opposite side.
What do you do when you want to find the longest side?
Well, it depends. If you are trying to find the hypotenuse, then you go from the right angle and up. The side you across from right angle is the hypotenuse.
What is finding all missing side lengths and angle measures of a right triangle?
The study is called trigonometry.
How do you find a missing side of a triangle without a right angle?
Having sufficient angles or sides one can use either, The Law of Sines, or, The Law of Cosines. Google them.
How do you find the other side of a right triangle?
use right triangle trig... sin (angle) = opposite side/hypotunese, cos (angle) = adjacent side/hypotunese, and tan (angle) = opposite side/ adjacent side
How do you find the missing length of a triangle?
You use the Pythagoras Theorem if it is a right-angled triangle. a squared + b squared = h (longest side, diagonal) squared, then square root h to find the longest side. if it is not a right angled triangle, then use the Sine or Cosine rule. Sine rule for: two angles and any one side or two sides and an angle that is not in between the sides. Cosine rule for: all three sides (but then you do not need to find a missing side) or two sides and an angle that is in between.
How do you find the hypotoneuse?
It is the longest side of a right angle triangle.
