Area & Perimeter

0.0(0)
studied byStudied by 0 people
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
Card Sorting

1/11

encourage image

There's no tags or description

Looks like no tags are added yet.

Study Analytics
Name
Mastery
Learn
Test
Matching
Spaced

No study sessions yet.

12 Terms

1
New cards

Area for circle

pi * r²

2
New cards

Area of square

s * s

3
New cards

Area of rectangle

b * h

4
New cards

Area of triangle

(b * h)/2

5
New cards

Area of parallelgram

b * h

6
New cards
<p>Area of trapezoid</p>

Area of trapezoid

h(a + b)/2 h = height, a,b = side of triangle

7
New cards

Area of a circle

pi * r²

8
New cards

Getting a sector of a circle

Area = degree/360 * pi * D

9
New cards
<p>Area of regular polygon</p>

Area of regular polygon

n (s * a/2) s = length of sides, n = number of sides, a height

10
New cards

Determine the central angle of a polygon

Divide 360 by total number of sides (360/n)

11
New cards

Central angle and angle of triangle

Angle of triangle is half of central angle

12
New cards

X (bottom side of triangle in circle) equal to?

x = s/2 (s = side length)