What is the main focus of the video tutorial?

Angles and Tangents in Circles

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Thomas White
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Angles formed outside circles
Angles formed inside circles
Inscribed angles
Central angles
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of angle is NOT covered in this video?
Central angles
Angles formed by two secants
Angles formed by a tangent and a secant
Angles formed by two tangents
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a tangent in the context of circles?
A line that is outside the circle
A line that is inside the circle
A line that touches the circle at exactly one point
A line that intersects the circle at two points
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for calculating angles formed outside a circle?
Half the difference of the intercepted arcs
Twice the difference of the intercepted arcs
Half the sum of the intercepted arcs
The sum of the intercepted arcs
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example with two tangents, what is the measure of angle ABC if arc ADC is 220 degrees and arc AC is 140 degrees?
30 degrees
40 degrees
60 degrees
50 degrees
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When calculating angles with a tangent and a secant, which arc is excluded?
The arc between the tangent and secant
The entire circle
The arc opposite the tangent
The arc opposite the secant
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example with two secants, what is the process to find the angle?
Add the intercepted arcs and divide by two
Subtract the smaller arc from the larger arc and multiply by half
Multiply the intercepted arcs
Subtract the larger arc from the smaller arc and multiply by half
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