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Annulus

Calculates the area of an annulus and the equation of the annulus using the radius of the large and small concentric circles.

Arc Length and Area of a Sector of a Circle

Calculates the arc length of a circle and the area of the sector of a circle

Area Code Finder

Given a 3 digit area code, this will show what state, time zone, and current time the area code refers to.

Area Conversions

This calculator converts between the following area measurements:

acre

hectare

square inch

square foot

square yard

square mile

square millimeter

square meter

square kilometer

acre

hectare

square inch

square foot

square yard

square mile

square millimeter

square meter

square kilometer

Body Mass Index (BMI)

Solves for the popular health measurement of Body Mass Index or Weight using inches and pounds input or meters and kilos input.

Also calculates the estimated surface area of the body using the Mosteller Formula

Also calculates the estimated surface area of the body using the Mosteller Formula

Bretschneiders Formula

Calculates the area of a quadrilateral using Bretschneiders Formula

Circles

Calculates and solves for Radius, Diameter, Circumference, and Area of a Circle.

Cones

Calculates and solves for Radius, height, Volume (Capacity), Lateral Area, and Surface Area of a Cone.

Cube

Solves for Volume (Capacity), Lateral Area,Surface Area, and the value of a side for a cube.

Cuboid

Calculates the volume, surface area, diagonals, and space diagonal for a cuboid

Cylinders

Calculates and solves for Radius, Diameter, Volume (Capacity), Lateral Area, and Surface Area of a Cylinder.

Decagon

Solves for the side, perimeter, and area of a decagon.

Equilateral Triangle

Given a side (a), this calculates the following items of the equilateral triangle:

* Perimeter (P)

* Semi-Perimeter (s)

* Area (A)

* altitudes (h_{a},h_{b},h_{c})

* medians (m_{a},m_{b},m_{c})

* angle bisectors (t_{a},t_{b},t_{c})

* Circumscribed Circle Radius (R)

* Inscribed Circle Radius (r)

* Perimeter (P)

* Semi-Perimeter (s)

* Area (A)

* altitudes (h

* medians (m

* angle bisectors (t

* Circumscribed Circle Radius (R)

* Inscribed Circle Radius (r)

Heptagon

Solves for side length, perimeter, and area of a heptagon.

Hexagon

This calculator solves for side length (s), Area (A), and Perimeter (P) of a hexagon given one of the 3 entries.

Isosceles Triangle

Given a long side (a) and a short side (b), this determines the following items of the isosceles triangle:

* Area (A)

* Semi-Perimeter (s)

* Altitude a (ha)

* Altitude b (hb)

* Altitude c (hc)

* Area (A)

* Semi-Perimeter (s)

* Altitude a (ha)

* Altitude b (hb)

* Altitude c (hc)

Kites

This calculates perimeter and/or area of a kite given certain inputs such as short and long side, short and long diagonal, or angle between short and long side

Nonagon

Calculates the side, perimeter, and area of a nonagon

Octagon

Calculate side, area, and perimeter of an octagon based on inputs

Pentagons

Given a side length and an apothem, this calculates the perimeter and area of the pentagon.

Polygons

Using various input scenarios of a polygon such as side length, number of sides, apothem, and radius, this calculator determines Perimeter or a polygon and Area of the polygon.
This also determines interior angles of a polygon and diagonals of a polygon as well as the total number of 1 vertex diagonals.

Pyramids

Solves for Volume (Capacity), Surface Area, height, or radius of a Pyramid.

Quadrilateral

Given 4 points entered, this determines the area using Brahmaguptas Formula and perimeter of the quadrilateral formed by the points as well as checking to see if the quadrilateral (quadrangle) is a parallelogram.

Rectangle Word Problem

Solves word problems based on area or perimeter and variable side lengths

Rectangles and Parallelograms

Solve for Area, Perimeter, length, and width of a rectangle or parallelogram and also calculates the diagonal length as well as the circumradius and inradius.

Rectangular Solid

Solves for Volume (Capacity) of rectangular solid

Lateral Area of rectangular Solid

Surface Area of rectangular solid.

Lateral Area of rectangular Solid

Surface Area of rectangular solid.

Rhombus

Given inputs of a rhombus, this calculates the following:

Perimeter of a Rhombus

Area of a Rhombus

Side of a Rhombus

Perimeter of a Rhombus

Area of a Rhombus

Side of a Rhombus

Spheres

Calculates and solves for Volume (Capacity), Surface Area, and Radius of a Sphere.

Squares

Solve for Area of a square, Perimeter of a square, side of a square, diagonal of a square.

Stress

Solves for any of the 3 items in the stress formula: Stress, Force, and Area

Torus

Calculates the volume of a torus and surface area of a torus given major radius and minor radius.

Trapezoids

This calculator determines the following items for a trapezoid based on given inputs:

* Area of trapezoid

* Perimeter of a Trapezoid

* Area of trapezoid

* Perimeter of a Trapezoid

Triangle Coordinate Items

Enter 3 points for the vertices of a triangle, and this will calculate the area of that triangle and the centroid.

Triangle Solver and Classify Triangles

Solves a triangle including area using the following solving methods

Side-Angle-Side (SAS)

Angle-Side-Angle (ASA)

Side-Side-Angle (SSA)

Side-Side-Side (SSS)

Area (A) is solved using Herons Formula

Law of Sines

Law of Cosines

Also classifies triangles based on sides and angles entered.

Side-Angle-Side (SAS)

Angle-Side-Angle (ASA)

Side-Side-Angle (SSA)

Side-Side-Side (SSS)

Area (A) is solved using Herons Formula

Law of Sines

Law of Cosines

Also classifies triangles based on sides and angles entered.

Use the definite integral to find the area between the x-axis and the function f(x)= x^2-x-12 over t

Which of the following is NOT TRUE about the distribution for averages?

A Government antipollution spokeperson asserts that more than 80% of the plants in the Glassboro are

Determine the area under the standard normal curve that lies between:

Hari planted 324 plants in such a way that there were as many rows of plants as there were number of

The area of a desert in Africa is 12 times the area of a desert in Asia. If the area of a desert in

A postcard is 4 inches tall and 5 inches wide. What is its area?

Math Written Assignment

A farmer has 165 feet of fencing material in which to enclose a rectangular grazing area. He wants t

The perpendicular height of a right-angled triangle is 70 mm longer than the base. Find the perimete

Finding the dimensions

Help on problem

A rectangular garden is 5 ft longer than it is wide. Its area is 546 ft2. What are its dimensions?

4 rectangular strips of wood, each 30 cm long and 3 cm wide, are arranged to form the outer section