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Show you a 67.5 degree angle?
Draw a right angle (90o). Bisect the right angle and there will be two 45o angles. Bisect one of the 45o angles and there will be one 45o angle and two 22.5o angles. A 67.5o angle includes the 45o angle and the 22.5o angle next to it, totaling 67.5o.
What is the sum of the angles of an equal lateral triangle?
The sum of the interior angles of any triangle always equals 180 degrees. With equal length sides, each angle will always be 60 degrees, irrespective of the length of the sides. Additionally, 1/2 B (base) x H (height) = A (area). If a line is drawn bisecting any interior angle to the nearest point on the opposite side (lateral), two right triangles will be produced. AND interestingly, when the two right triangles are placed next to each other along their hypotenuse, a rectangle is formed. Thus the formula for area of an equal lateral triangle can be shown to be the same as the formula for a rectangle when the length & width of the sides of the rectangle equal 1/2 the base and the height of the equal lateral triangle...QED
What is an 85 degree angle called?
Well, darling, an 85 degree angle is called an "acute angle." It's like a cute little angle that's smaller than a right angle but bigger than a straight angle. So, next time you come across an 85 degree angle, just remember it's acute and adorable.
What are adjacent perpendicular sides?
"Adjacent" means next to each other. "Perpendicular" means at an angle of 90 degrees. Rectangles (this includes squares) have adjacent perpendicular sides. So do right triangles.
What does adjacent mean in mathematics?
adjacent means that it is next to or beside.for example, two angles might be complimentary ( adds up to 90 degrees) and be next to each other. Let's say that the angles are angles x and angle y. We say in math that angle x is adjacent to angle y.
What are the Sides adjacent to the right angle of a triangle?
Adjacent means next to. So you're asking what sides of a triangle are next to the right angle of a triangle. That would be the 2 shorter sides of the triangle or 'legs' of the triangle. The hypotenuse (which is the longest side of the triangle) is directly across from the right angle.
Real life examples of adjacent angles?
In a right angle triangle the adjacent angle is at the base of the hypotenuse and next to the right angle
What is the side of the triangle next to the angle?
The side of the triangle next to the angle is called the adjacent side.
Why Hypotenuse is not called Adjacent?
When considering an angle in a right angled triangle, the adjacent is the short side next to the angle and the hypotenuse is the long one (which will be opposite the right angle)
What is the definition of pythagareantheorem?
A squared + B squared = C squared A & B are the two sides of a triangle next to a right angle. C is the third side across from the right angle (hypotenuse) It's Euclidean Geometry. Only works in a right angle triangle
What is theta of a triangle?
When placed next to any angle on a triangle, the theta symbol (θ) represents that missing angle.
What does adjacent mean?
The word adjacent means "next to" or "adjoining".In geometry, the adjacent side of an angle in a right triangle is the one that is not the opposite from the angle, and is not the hypotenuse.Not sure about ajacent. Adjacent means "next to" or "adjoining".
What are four ways you can prove two right triangles are congruent?
1. The side angle side theorem, when used for right triangles is often called the leg leg theorem. it says if two legs of a right triangle are congruent to two legs of another right triangle, then the triangles are congruent. Now if you want to think of it as SAS, just remember both angles are right angles so you need only look at the legs.2. The next is the The Leg-Acute Angle Theorem which states if a leg and an acute angle of one right triangle are congruent to the corresponding parts of another right triangle, the two right triangles are congruent. This is the same as angle side angle for a general triangle. Just use the right angle as one of the angles, the leg and then the acute angle.3. The Hypotenuse-Acute Angle Theorem is the third way to prove 2 right triangles are congruent. This one is equivalent to AAS or angle angle side. This theorem says if the hypotenuse and an acute angle of a right triangle are congruent to the hypotenuse and an acute angle of another right triangle, the two triangles are congruent. This is the same as AAS again since you can use the right angle as the second angle in AAS.4. Last, but not least is Hypotenuse-Leg Postulate. Since it is NOT based on any other rules, this is a postulate and not a theorem. HL says if the hypotenuse and a leg of one right triangle are congruent to the hypotenuse and a leg of another right triangle, then the triangles are congruent.
What Does OPP in math terms mean?
In mathematics, OPP typically stands for "Opposite." It is commonly used in trigonometry to refer to the side of a right triangle that is opposite to a given angle. The OPP side is the side that is directly across from the angle in question. Understanding the relationship between the OPP side and the other sides of a right triangle is crucial in solving trigonometric problems.
In a right -angled triangle the two sides that form the right angle are both 5 inches calculate the length of the other side?
For any right triangle, the equation to calculate the hypotenuse is a2 + b2 = c2. With a and bbeing the lengths of either leg adjacent (right next too or touching) to the right angle and c being the hypotenuse. This is known as the Pythagorean Theorem.
What characteristics does a right isosceles triangle have?
It has one right angle and two angles of 45 degrees each. Its two legs (the sides next to the right angle) are equal and the longest side is sqrt(2) or approx 1.4142 times the short sides.
Show how to construct a 120 degree angle?
draw a base and use this to draw an equilateral triangle each angle of an equilateral triangle adds up to 60 degrees. To have an angle of 120 degree use this angle and then draw another side of a triangle next to it to get a 120 degree angle.
