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Geometry Formulas (Part 1) Flashcards | StudBud
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Geometry Formulas (Part 1)
Geometry Formulas (Part 1)
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Questions
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Answers
1
What is the value of
∠
WXZ
?
62\degree
62\times2=124\degree
90 - 62 = 28\degree
\frac{62}{2}=31\degree
2
What is x?
43 - 2x = 12x + 1
43 - 2x = 2(12x + 1)
3
What is the value of
arc DGF
?
113\times2=226\degree
\frac{113}{2}=56.5\degree
113\degree
180 - 113 = 67\degree
4
What is the
arc length of LJ
?
arc length=\frac{125}{360}\times 2\times \pi \times 9
arc length=\frac{125}{360}\times\pi\times9^2
arc length=2\times\pi\times9
arc length=\pi \times 9^2
5
What is
x
?
9(9+x)=8(8+19)
9+(9+x)=8+(8+19)
8\times19=x\times9
6
What is the
value of
AC
?
10^2+AC^2=21^2
10^2+21^2=AC^2
7
What is the value of
BD
?
4\times(5x-1)=6\times6
4+(5x-1)=6+6
8
What is the
value of∠
BEC
?
∠BEC =\frac{1}{2}(109+45)
∠BEC=\frac{1}{2}(109-45)
9
What is the value of
NP
?
16^{ }=8+5x-1
16^{ }=8+(8+5x-1)
16^2=8(8+5x-1)
10
What is the value of
arc ADC
?
\frac{84}{2}=41\degree
84\degree
360 - 84 = 276\degree
11
What is the formula for
area of a triangle
?
Area=\frac{1}{2}bh
Area=\frac{1}{2}\left(b_1+b_2\right)
Area=bh
12
What is the
value of
arc SW
?
x=\frac{1}{2}(75+40)
x=\frac{1}{2}(75-40)
40=\frac{1}{2}(x-75)
13
What is the
equation of a circle
?
(x+4)^2+y^2=47
(x-4)^2+y^2=47
(x+4)^2+y^2=2209
(x-4)^2+y^2=2209
14
What is the
equation of a circle
?
(x+1)^2+(y-7)^2=28
(x-1)^2+(y+7)^2=14
(x+1)^2+(y-7)^2=196
(x-1)^2+(y+7)^2=196
15
What is the
equation of a circle
?
x^2+(y+9)^2=256
x^2+(y-9)^2=1024
x^2+(y+9)^2=32
x^2+(y-9)^2=256
16
What is the value of
∠
STR
?
∠STR=\frac{1}{2}(186+112)
∠STR=\frac{1}{2}(186-112)
17
What is the
center and radius?
center (-5,-1) Radius = 8
center (5,1) Radius = 64
center (-5,-1) Radius = 64
center (5,1) Radius = 8
18
What is x?
x\times 10=14\times 15
x+10=14+15
19
What is the value of
arc AC
?
84\degree
\frac{84}{2}=41
360-84=276
20
What is the
density formula?
Density=\frac{Area}{Population}or\frac{Volume}{Population}
Density=\frac{Population}{Area}or\frac{Population}{Volume}
21
What is
x
?
9\times x=8\times19
13(13+x)=10(10+42)
9+(9+x)=8+(8+19)
22
What is the value of
arc CDE
?
x=\frac{1}{2}(128+73)
x=\frac{1}{2}(128-73)
128=\frac{1}{2}(x+73)
23
What is
x
?
24^2=18(18+x)
24^2=18^2+x^2
24=18(18+x)
24
What is the
sector area of LJ
?
sector area = \frac{125}{360}\times \pi \times 9^2
sector area = \pi\times2\times9
sector area =\frac{125}{360}\times\pi\times2\times9
sector area=\pi \times 9^2
25
What is the value of
∠
KLM
?
∠KLM=\frac{1}{2}(140-66)
∠KLM=\frac{1}{2}(140+66)
