Geometry of circles and rectangles AMC 8 2014 problem 20

Geometry of circles and rectangles AMC 8 2014 problem 20

What are we learning ? Competency in Focus: Geometry of circles and rectangles This problem from American Mathematics contest (AMC 8, 2014) will help us to learn more about geometry of circles and rectangles. First look at the knowledge graph. Next understand the...
Number theory AMC 8 2014 Problem Number 23

Number theory AMC 8 2014 Problem Number 23

What are we learning ? Competency in Focus: Number theory This problem from American Mathematics contest (AMC 8, 2014) is based on basic knowledge about prime numbers and simple logical reasoning and number theory . First look at the knowledge graph. Next understand...
Geometry of circles in AMC 8 2014 problem 25

Geometry of circles in AMC 8 2014 problem 25

What are we learning ? Competency in Focus:Geometry of circles. This problem from American Mathematics contest (AMC 8, 2014) is based on simple counting of semicircles. First look at the knowledge graph. Next understand the problem A straight one-mile stretch of...