Explore
For Teachers
For Admins
Results
Case Studies
Try Albert
Solutions
By Grade Level
Middle School
Prepare your students for success with meticulously researched ELA, math, and science practice for grades 5-8.
High School
Replace your patchwork of digital curriculum and bring the world’s most comprehensive practice resources to all subjects and grade levels.
By Content Area
ELA
Our ELA courses build the skills that students need to become engaged readers, strong writers, and clear thinkers.
Math
Skill, conceptual, and application questions combine to build authentic and lasting mastery of math concepts.
Science
Engage students in scientific inquiry to build skills and content knowledge aligned to NGSS and traditional standards.
Advanced Placement
With the largest library of standards-aligned and fully explained questions in the world, Albert is the leader in Advanced Placement®.
College Entrance
Practice with confidence for the ACT® and SAT® knowing Albert has questions aligned to all of the most recent concepts and standards.
Library
Pricing
Help Center
Log In
Sign Up
ACT® Math
Sort
Filter
1 question
1 / 1
Reference Angle: Point on Unit Circle
Easy
Point
$Q$
lies on unit circle
$O$
, as shown in the figure below. Find the coordinates of point
$Q$
.
Elimination Tool
Select one answer
A
${\left(\dfrac { \sqrt { 2 } }{ 2 } , -\dfrac { \sqrt { 2 } }{ 2 } \right)}$
B
${\left(\dfrac { \sqrt { 2 } }{ 2 } ,\dfrac { \sqrt { 2 } }{ 2 } \right)}$
C
${\left(\dfrac { \sqrt { 3 } }{ 2 } , \dfrac { 1 }{ 2 } \right)}$
D
${\left(\dfrac { 1 }{ 2 } ,\dfrac { \sqrt { 3 } }{ 2 } \right)}$
E
${\left(\dfrac { 1 }{ 2 } , \dfrac { 1 }{ 2 } \right)}$
Submit answer

You are watching: Reference Angle: Point on Unit Circle. Info created by GBee English Center selection and synthesis along with other related topics.