Look at the quadrilateral below.
Determine if the quadrilateral is a rectangle.
We have hundreds of course questions with personalized recommendations + Account 100% premium
Look at the quadrilateral below.
Determine if the quadrilateral is a rectangle.
From the given information, we know that triangle EBC is equilateral.
In an equilateral triangle, all angles are equal to each other.
Therefore, angle B is equal to 60 degrees.
Since none of the angles are 90 degrees, we can safely say that the quadrilateral is not a rectangle.
It is not a rectangle.
True or false?
One of the angles in a rectangle may be an acute angle.
Get unlimited access to all 18 Rectangles for Ninth Grade questions, detailed video solutions, and personalized progress tracking.
Unlimited Video Solutions
Step-by-step explanations for every problem
Progress Analytics
Track your mastery across all topics
Ad-Free Learning
Focus on math without distractions
No credit card required • Cancel anytime