If sis the semiperimeter (half the perimeter), Heron's formula is:

\sqrt{\left(s\left(s-a\right)\left(s-b\right)\left(s-c\right)\right)}

Total Surface Area of a Cylinder

Lateral Surface Area of a Cylinder

\sqrt{3}\frac{a^2}{4}

area of an equilateral triangle

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Geometry - Formulas and Postulates

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Answers

1
Lateral Surface Area of a cylinder =
\pi rl
2\pi rh+2\pi r^2
2\pi rh
\frac{1}{3}\pi r^2h
2
Total Surface Area of a Cone =
\pi rl
4\pi r^2
2\pi rh
\pi rl+\pi r^2
3
\pi rl+\pi r^2
Surface Area of a Sphere
Volume of a Cone
Total Surface Area of a Cone
Volume of a Sphere
4
\frac{4}{3}\pi r^3
Total Surface Area of a Cone
Volume of a Sphere
Volume of a Cone
Surface Area of a Sphere
5
If sis the semiperimeter (half the perimeter), Heron's formula is:
\sqrt{\left(s\left(s-a\right)\left(s-b\right)\left(s-c\right)\right)}
\sqrt{\left(s-a\right)\left(s-b\right)\left(s-c\right)}
\sqrt{\left(s\left(s+a\right)\left(s+b\right)\left(s+c\right)\right)}
\sqrt{\left(a-s\right)\left(b-s\right)\left(c-s\right)}
6
Lateral Surface Area of a Cone =
\pi rl
2\pi rh
\pi rl+\pi r^2
4\pi r^2
7
\frac{1}{3}\pi r^2
Volume of a Sphere
Total Surface Area of a Cone
Surface Area of a Sphere
Volume of a Cone
8
2\pi rh+2\pi r^2
Total Surface Area of a Cone
Total Surface Area of a Cylinder
Lateral Surface Area of a Cone
Lateral Surface Area of a Cylinder
9
Volume of a Cone: =
\frac{1}{3}\pi r^2h
2\pi rh
\pi r^2h
\frac{4}{3}\pi r^3
10
2\pi rh
Lateral Surface Area of a Cylinder
Total Surface Area of a Cone
Total Surface Area of a Cylinder
Lateral Surface Area of a Cone
11
\pi rl
Lateral Surface Area of a Cylinder
Lateral Surface Area of a Cone
Total Surface Area of a Cone
Total Surface Area of a Cylinder
12
The area of a quadrilateral is:
length \timeswidth
\frac{1}{2}(length \timeswidth)
\frac{1}{2}(base \timesheight)
base \timesheight
13
You can use Heron's formula to find:
what kind of triangle it is
the area of a triangle
the largest angle in a triangle
the perimeter of a triangle
14
Volume of a cylinder =
\frac{1}{3}\pi r^2h
2\pi rh+2\pi r^2
\pi r^2h
2\pi rh
15
Volume of a Sphere: =
\frac{4}{3}\pi r^3
\pi r^2h
\frac{1}{3}\pi r^2h
2\pi rh
16
\pi rl+\pi r^2
Lateral Surface Area of a Cylinder
Lateral Surface Area of a Cone
Total Surface Area of a Cone
Total Surface Area of a Cylinder
17
Total Surface Area of a Cylinder =
2\pi rh+2\pi r^2
2\pi rh
\pi rl
\frac{1}{3}\pi r^2h
18
\pi r^2h
Volume of a Cone
Volume of a Cylinder
Lateral Surface Area of a Cylinder
Volume of a Sphere
19
The area of an equilateral triangle can be found by:
\sqrt{3}\frac{a^2}{2}
\sqrt{3}a^2
bh
\sqrt{3}\frac{a^2}{4}
20
\sqrt{3}\frac{a^2}{4}
area of an equilateral triangle
area of a regular pentagon
area of rhombus
area of an isosceles trapezoid
21
Surface Area of a Sphere =
4\pi r^2
\pi rl+\pi r^2
2\pi rh
\pi rl
22
4\pi r^2
Volume of a Sphere
Volume of a Cone
Surface Area of a Sphere
Total Surface Area of a Cone
23
The circumference of a circle is:
\pi d^2
\pi r^2
\pi d
\pi r

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