Test about circles
Test about circles
Test about circles
Test about circles
If lines drawn through AB and CD
and comparing triangles ABP and CDP :
DP = AP = 6m and PB=PC = 8m
BD = DP + PB = 6m+8m =14m
mRSQ = 280o
mRSQR at center = 360 o
∠ROQ =mRSQR – mRSQ = 360 o - 280o = 80o
m∠XXX = 76o
XX XXX at XXXXXX = 2 xm∠XYZ = X x XXo= 152o
XXXXXmeasure XX XXX at center = 360o - 152o = XXXo
mXZ = XXXo XXX XXXX = 220o
m∠XYZ =XXXo - mXZ = 180o -XXXo =40o
m∠ACB = XXo
XX XX XX tangent to circle at point A , m∠BAC = 90o
m∠XXX =XXo -m∠XXX = 90o- 71o =XXo
If XXXXX drawn XXXXXXX XX XXX XX
XXX XXXXXXXXX triangles XXX and CDP :
XX/AP = PC/XX
BP = XXX XX/DP = X.5x6/4 =5.25 in
X.1 XXX X.X
Quadrilateral XXXX is inscribe in XXXXXX OGiven
XXXX= 2(m∠A)Inscribed XXXXX XXXXXXX
mDAB =X(m∠X)Inscribed XXXXX Theorem
XXXX+mDAB = 360oXXX XXX of arcs XXXX makes
a XXXXXX XX 360o
2(m∠A) + X(m∠C) = XXXoXXXXXXXXXXXX XXXXXXXX
m∠X +m∠X = 180oDivision XXXXXXXX of Equality
X.m∠A + m∠X = 180o
2x-X + x+4 = XXXo
XX – X = XXX
x = XXX+X /X = 61
m∠X = XX +3 = X*XX + 3 =XXXo
10. Circle has a XXXXXX of X in.
XXXXXXXXXXXXX = X *3.142 * X = XX.7 in
The XXXXXXXX XXXXXX XX arc = 45/360 * XX.X =4.7 in
11. The XXXXXX of a circle XX a fractional part XX XXX circle. Determine XXX fraction of the circle XXXX XXX XXXXXX represents. Multiply this XXXXXXXX XX the XXXX of XXX XXXXXX circle.
12.Area XX the XXXXXX = 3.14*4X = 50.24 XXX
The sector formed bya a XXXXXXX XXXXX XXXXXXXXX 5π/X XXXXXXX
Area of the sector = (5π/2) /XX * 50.XX =XX.X XX2
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