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Duplicate of Geometry Formulas Flashcards | StudBud
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Duplicate of Geometry Formulas
Duplicate of Geometry Formulas
20 terms
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Geometry Formulas
Flashcards
20 cards
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Questions
20
Answers
1
What do you use the inverse trig functions for? (sin
-1
, cos
-1
, tan
-1
)
Finding side lengths in right triangles
Finding angle measures in right triangles
2
What formula would you use to find the volume of this figure?
1/2h(b1+b2)
4/3⫪r3
1/3Bh
Bh
3
What formula is used to find the surface area of a sphere?
πrs + πr2
4/3πr3
4πr2
2πr2 + h(2πr)
4
What do the h and k stand for in the equation of a circle?
The endpoint of the diameter
The center of the circle
A point on the circle
The radius of the circle
5
Which side is adjacent to angle X?
C
B
A
X
6
What formula is this?
Area of a circle
Volume of a sphere
Surface area of a sphere
Circumference
7
Which side is the hypotenuse?
C
X
B
A
8
Which formula is used for area of a parallelogram?
A = 1/2 bh
A = bh
A = πr2
A = 1/2 h (b1 + b2)
9
What is the formula 2πr
2
+ 2πrh used for?
Volume of a Cylinder
Volume of a Cone
Surface Area of a Cylinder
Surface Area of a Cone
10
What is line AB called?
Secant
Diameter
Chord
Tangent
11
What is the Pythagorean Theorem used for?
Finding side lengths in right triangles
Finding side lengths in quadrilaterals
Finding side lengths in all triangles
Finding angle measures in triangles
12
What formula would you use to find the volume of this figure?
4/3⫪r2
Bh
1/3Bh
1/2bh
13
What formula would you use to find arc length?
arc/360 ⋅ 2πr
arc/360 ⋅ πr2
radians ⋅ r
πr2
14
Which rule is for a 180
o
rotation?
(x,y) → (-x, y)
(x,y) → (-y, x)
(x,y) → (-x, -y)
(x,y) → (y, x)
15
What is the transformation rule (x,y) → (-y, -x) used for?
180° Rotation
270° Rotation
Reflection across the x-axis
Reflection across y = - x
16
What is the transformation rule (x,y) → (x, -y) used for?
Reflection across y = x
Translation
90° Rotation
Reflection across the x-axis
17
What is V = 4/3⫪r
3
used for?
Volume of a pyramid
Volume of a cone
Volume of a cylinder
Volume of a sphere
18
What formula is used to find the area of a trapezoid?
A = 1/2bh
A = πr2
A = 1/2h(b1+b2)
A = bh
19
What are complimentary angles?
Angles that add up to 90o
Angles that add up to 180o
Congruent angles
Angles that form a line
20
What does the B stand for in the volume formulas?
Base
Length of the Base
Area of the Base
Height of the Base
