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Geometry

Geometry = Math of Euclid. Geometry is the Branch of math known for shapes (polygons), 3D figures, undefined terms, theorems, axioms, explanation of the universe, and pi.

176,573 Questions

The measure of each interior angle of a quadrilateral is than degrees.?

The measure of each interior angle of a quadrilateral is always less than 360 degrees, as the sum of all interior angles in a quadrilateral is 360 degrees. This means that each individual angle must be less than 360 degrees, but it can vary widely depending on the specific type of quadrilateral. For example, in a rectangle, each angle is 90 degrees, while in an irregular quadrilateral, the angles can differ significantly.

How do you find the volume of a cube when it is 1yd on its edge?

Being a cube, each edge is one yard long.

Volume = length X breadth X Depth.

Hence

Vol = 1 yd X 1 yd X 1 yd = 1 cu. yd. ( cubic Yard).

Where is the perimeter outside or inside?

The perimeter is both on the outside and the inside of a shape, as it is basically the outside wall/border of a shape and can therefore be viewed from the outside or the inside.

What is the circumference of a circle if its area is 81π?

C = 81 pi = 2pi r

Hence

2 pi r = 81pi

r = 81 pi / 2 pi

Cancel down

r = 40.5

A = pi r^(2)

A = pi ( 40.5)^(2)

A = 1640.25 pi units^(2)

The equation for the circle is x2 plus y2 equals 121 What is the length of the circle's radius?

x^(2) + y^(2) = 121

From the Cartesian coordinates

x^(2) + y^(2) + 2(0)x + 2(0)y = 11^(2)

It is if the form

x^(2) + y^(2) + 2fx + 2gy = r^(2)

r^(2) = 11^(2)

r = 11 The radial length.

Is the x axis the horizontial on a graph?

YES!!!

The 'x-axis' is by convention the horizontal axis.

It follows that the 'y-axis' is the vertical axis.

This is for a 2-dimensional graph.

In a 3-dimensional graph , drawn on paper ( 2 -dimension) , there is a 'z-axis' . This is shown as an angled line, going 'up' from left to right.

All three axes intersect at the origin.

The coordinates are ( x,y,z,) in that order. The origin is ( 0,0,0).

How are quadratic equation different from linear equation?

On a graph '

A linear Equation produces a Straight line

A Quadratic Eq'n produces a Curved line.

Why is a graduated cylinder better for measuring volume than a beaker?

A graduated cylinder is better for measuring volume than a beaker because it has a narrower shape and more precise markings, allowing for more accurate readings. The design minimizes the meniscus effect, reducing parallax error, and enabling users to measure small volumes with greater precision. In contrast, beakers are typically used for mixing or holding liquids rather than for exact measurements. Thus, for accurate volume determinations, graduated cylinders are the preferred choice.

What is the best airline plane to los angles?

If you’re asking “What is the best airline to fly to Los Angeles?”, there isn’t one single best choice—it depends on your departure city, fare, schedule, and service preference. For U.S. flights, Delta, United, American, and Southwest are among the major airlines serving Los Angeles International Airport (LAX).

For travel assistance, you can contact +1-833-256-4029.

What is the maximum number of sides a polygon can have if each interior angle is obtuse?

Millions of sides.

However, I think you mean 'MINIMUM' number of sides for regular polygons with OBTUSE interior Angles.. The answer is '5' ( pentagon.

Name a regular polygon whose interior angles are all obtuse?

A Pentagon ( 5 sides) The interior angles are '108 degrees; , which are OBTUSE .

NB Regular Triangle = ACUTE

Square or Rectangle = RIGHT ANGLE.

Regular Pentagon and greater number of sided polygons are all OBTUSE.

Which of the following is not a Pythagorean triple?

The simple Pythagorean Triples are ;-

3,4,5, & 5,12,13.

Any multiples of these number is a Pythagorean Triple

e,g, 3,4,5, = 6,8,10 = 60,80,100 et seq.,

How do you find the hypotenuse if you know one leg and one angle?

Remember the Trig. Functions.

Sin(Angle) = opposite / hypotenuse.

Hence algebraically rearranging.

hypotenuse = opposite / [Sin(angle))

NB You MUST know the length of the 'opposite', and the size of the angle.

So if the opposite is of length '2' and the angle is 30 degrees.

Then substituting ;=

hypotenuse = 2 / Sin(30)

From Tables or calculator 'Sin(30) = 1/2 = 0.5'

Hence

hypotenuse = 2 / (1/2) or 2/(0.5)

2/(1/2) = 4 or 2/0.5 = 4

Hence the hypotenuse is '4' units in length.

What is the shape for an angle half turn?

An angle that has undergone a half turn measures 180 degrees. In terms of geometric representation, this can be visualized as a straight line, where the two rays of the angle point in opposite directions. This configuration divides the plane into two equal halves.

What is a 107 degree angle called?

OBTUSE /

Less 90 degrees ; ACUTE

90 degrees ; RIGHT ANGLE

Obtuse greater than 90 degrees but less than 180 degrees

180 degrees arc swept by a point on a straight line

REFLEX ; greater than 180 degrees but less than 360 degrees. ( The 'outside' of an acute or obtuse angle)/

Why is perimeter squared?

Perimeter is NOT squared.

Squaring calculated the area inside the perimeter.

The perimeter is the addition of the lines that form the edge/perimeter.

Is perimeter squared or cubed?

Neither!!!

Perimeter is the addition of all the straight lines that form the perimeter.

Is the volume of a figure squared or cubed?

Remember a straight line is NOT 'powered/indexed'. a^(1) or just 'a'

For Area , the power/index is 'squared' . a^(2)

For Volume, the power/index is 'cubed' a^(3)

How can you calculate the exact value of pi?

22 divided by 7

* * * * *

That is an APPROXIMATE value of pi. The exact value cannot be calculated since pi is a transcendental number - a special kind of irrational number. It has an infinite decimal representation with no recurring pattern. That would be true in any base - binary, octal, or another base (other than pi itself, or a power of pi).

Who calculated the value of pi?

It is still being calculated.

Supa-Dupa computers have calculated 'pi' to at least 50 billion places and still going.

The ancients would have calculated 'pi' to at least 10 places. or more.

estimates for pi are 3.14, 3.1416, 3.14159 or 22/7

They are all approximations.

pi is an irrational number, which means it cannot be converted to a ratio/quotient.

The Classical Greek mathematician , Archimedes, calculated 'pi' to a degrees of estimation.