SAT Skills Insight
Register
Next Tests:
6/2
Select a score band
Communication
Skills needed to score in this band
SKILL 1: Use the following notations and terms:
-- π
--Tangent (line to a circle; circle to a circle)
-- “more than”
-- Symmetry about the origin
-
1
Use the following notation and terms: Tangent (line to a circle; circle to a circle)
Example
Note: Figure not drawn to scale.
In the figure above, the circle with center
has radius 
and the circle with center 
has radius 
. The circles are tangent to each other. Segment 
is tangent to the larger circle and intersects the smaller circle at 
. What is the length of segment 
? -
2
Use the following notation and terms: "more than"
ExampleIn an election for senior class president, Alice received
votes more than David. If the ratio of the number of votes Alice received to the number of votes David received was 
to 
, how many votes did David receive? -
3
Use the following notation and terms: Symmetry about the origin
Example
The graph in the
-plane above is symmetric about which of the following?
