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Geometry - 2 Dimentional Area Formulas Flashcards | StudBud
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Geometry - 2 Dimentional Area Formulas
Geometry - 2 Dimentional Area Formulas
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Area of simple and composite figures.
Flashcards
14 cards
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Questions
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Answers
1
Find the area of a triangle.
15 ft
15ft2
18ft
30ft2
2
Find the area of the composite figure.
64cm2
64cm
128cm2
<p>142cm2</p>
3
Find the area of the shaded section.
20cm2
20cm
12cm2
12cm
4
Find the area of the pool.
655.95ft2
720ft2
592.83ft2
465.66ft2
5
What is the area of a square with a side of 6.5miles?
45.25mi2
26mi2
26 miles
42.25
6
What is the strategy for finding the area of this composite figure?
trapezoid + a circle
square + 4 triangles
square - 2 triangles
square - 4 triangles
7
What is the formula for area of a trapezoid?
A = 1/2(b1 + b2)
A = bh
A = 1/2 bh
A = 1/2(b1 + b2)h
8
Find the area of the composite figure.
88cm2
60cm2
80cm2
68cm2
9
What is the area of the circle with a radius of 5 cm?
314 cm2
78.5 cm
31.4 cm2
78.5 cm2
10
What strategy would you use to find the area of the pool?
rectangle + circle
rectangle + 1/2 circle
1/2 circle - rectangle
rectangle - 1/2 circle
11
Composite figures are...
easy when you break them down into smaller parts
crazy fun...let's do more after school
awesome!
easier every day
12
What formulas would you use to find the composite area?
lA = w + lw
A = bh - bh
A = bh - bh
A = bh + bh
13
What is the area of a circle with a diameter of 25cm?
6.25 cm2
12.5cm2
490.625cm2
78.5 cm2
14
What is the area of the trazpezoid?
26m
26m2
52m2
32m2
