You can use trigonometry: sin α = opposite/hypotenuse, cos α = adjacent/hypotenuse, tan α = sin α/ cos α and using the law of sines:
a/sin a = b/sin b = c/sin c. From all these you can derive equations to help you solve your task. Also if you have two angles and a triangle you actually have three angles α + β + γ = 180 in a triangle
You do not need to, if you have a right triangle that angle is 90* so the other 2 angles are 45* apiece. That is actually only partially accurate. There can be a right angled triangle with sides of 2-3-5. 5 being the hypotenuse in which the triangle's angles will not be 90-45-45 but 90-33.69-56.31. To find the angles of a right triangle, you will need to know the length of the sides. With the length of all three sides, you will need to utilize sine, cosine, and tangent to find the angles.
-- Like every triangle, a right triangle has three interior angles.-- Unlike any other triangle, one of the angles in a right triangle is a right angle.The other two are both acute angles.-- One acute angle is the angle whose cosine is length of one leg / length of hypotenuse-- Other acute angle is the angle whose sine is length of the same leg / length of the hypotenuse-- The length of the hypotenuse is the square root of [ (length of one leg)2 + length of other leg)2 ]
If a triangle is an isosceles triangle as well as being a right-angled triangle, the size of the two angles (that are not right angles) are 45 degrees.
If it has no right angles, it is not a right triangle and therefore you cannot name a hypotenuse of that triangle. Which implies you cannot find that side's measure.
The area of a right angled triangle would be .5 * length *width where the length is the height of the triangle. To find the height of the triangle, take the sine of 45 degrees, which is the degree of the angles other than the 90 degrees, and multiply it by the length of one of the two equal sides. The width of the triangle is the length of the bottom side.
Two angles are not enough to define the length of anything in a triangle. You also need to know the length of one side.
If it has no right angles, it is not a right triangle and therefore you cannot name a hypotenuse of that triangle. Which implies you cannot find that side's measure.
Use tangent to find the other leg, and the sine or cosine to find the hypotenuse.
-- If one of the triangles' angle measures is 90 degrees, than it is a right triangle. -- If two of the triangle's angles add up to 90 degrees, then it's a right triangle. -- If the squares of the lengths of two sides add up to the square of the length of the third side, then it's a right triangle.
You can't, if you only know the angles. There are an infinite number of right triangles of all sizes, that all have the same set of angles. In order to find the length of any side, you must know at least the length of one side, in addition to the angles on both ends of the known side.
The area of a triangle (At) is one half the length of the base (b) times the height (h).Atriangle = 0.5bhThe height of a triangle is the length of the line drawn perpendicular (at right angles to) to the base from the angle opposite the base.
Find the length of the hypotenuse of a right triangle whose legs are 8 and 15 units in length.