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L 21 Geometry formulas Flashcards | StudBud
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L 21 Geometry formulas
Find the area.
Find the Circumference
L 21 Geometry formulas
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1
Find the Circumference
12.56 m
200.96 m2
25.12 m
50.24 m2
2
Find the area.
60 sq. ft.
Not enough info
225 ft2
45 cubic ft.
3
What is the diameter of a circle with a radius of 3.
6
9
12
3
4
What is the formula to find are of
Trapezoid?
Bb*h
\frac{\left(B+b\right)h}{2}
A+B+C+D
\frac{(h+B)b}{2}
5
Find the area of the triangle; A =
1
/
2
bh
40 in2
48 in2
80 in2
24 in2
6
How many pairs of parallel lines does a trapezoid have?
1 pair
4 pairs
What are parallel lines???
2 pairs
7
Define circumference
The line from the center to the side of a circle.
The inside of a circle.
The measurement around a circle.
A line from one end to the other passing through the center
8
Find the area of the triangle
My answer isn't here
48 unit2
32 unit2
24 unit2
9
The base of a figure...
Refers to the side in which a figure rests.
I can't really tell
Is always only the top
Is always just the bottom only
10
Find the area of the trapezoid.
6 in2
9 in
9 in2
6 in
11
Find the area
147 cm squared
21 cm squared
98 cm squared
7 cm squared
12
Find the circumferance of the circle
22.1 in
21.6 in
21.9 in
22 in
13
Find the
area
of the
circle
. Use 3.14 for π.
153.94 units2
14 units
38.48 units
38.47 units2
14
Define Geometry
Math that deals with points, lines, shapes and space
Math where letters & symbols are used to represent #'s.
The result of adding.
The study of the structure & behavior of the physical and natural world.
15
Find the area of home plate, diagramed below.
306.25 in.2
372 in2
378.5 in2
144.5 in2
16
Define radius
The line from the center to the side of a circle.
A line from one end to the other passing through the center
The inside of a circle.
The distance around the circle.
17
Define Diameter
shaped like a ball
Approximately the same size
to orbit an object
measurement across the center of a circle
18
Define Parallelogram.
Four sided shape with 2 pairs of parallel sides
A message from another universe
Angles are not equal and sides are equal
All sides equal and all angles equal.
19
Diameter =
Cπ
2r
\frac{C}{2}
πr2
20
The radius of a circle is
11 mm
.
Find the diameter.
11 cm
22 mm
5.5 mm
22 cm
21
Which of the following shapes are parallelograms?
Square
All of them
Rectangle
Trapezoid
