Problem Statement: ECE Board April 1991
A square section ABCD has one of its sides equal to x. Point E is inside the square forming an equilateral triangle BEC having one side equal in length to the side of the square. Find the angle AED.
- A. 130°
- B. 140°
- C. 150°
- D. 160°
Problem Answer:
The angle AED is equal to 150°.
This content is for Premium Member. Tired of ads?
Subscribe To Unlock The Content! and Remove Ads.
- Solution: Determine the area of a regular 6-star polygon
- Solution: Determine the area inside and concentric to the larger pentagon
- Solution: What is the area of the circle not covered by the star?
- Solution: What is the length of the side of a regular hexagon?
- Solution: Find the area of a regular pentagon given side and apothem
- Solution: Find the area of the 6 segments of the circle formed
- Solution: Find the area of a regular octagon inscribed in a circle
- Solution: Find the area of a regular hexagon inscribed in a circle of radius 1?
- Solution: Find the area of the quadrilateral
- Solution: Determine the area of the quadrilateral shown
- Solution: Find the area of a quadrilateral given the sides
- Solution: Find the length of the shorter diagonal of a parallelogram
- Solution: Find the area of a rhombus given diagonals
- Solution: What are the lengths of the bases of a trapezoid?
- Solution: Find the length of the fold of a rectangle
- Solution: Find the difference of the area of the square
- Solution: Find the area of the swimming pool
- Solution: Compute the area of the bigger segment created by a chord
- Solution: What is the area of the sector in square units?
- Solution: What is the area of the largest circle?
- Solution: If the radius of the circle is 13 cm, find the area of the smallest part
- Solution: What is the area of the sector in sq. cm?
- Solution: What is the length of the longest side of a triangle?
- Solution: Find the third side of the triangle inscribed in a circle
- Solution: What is the area of the circle circumscribed?
- Solution: What is the area of the triangle in sq. m?
- Solution: Find the angle AED of a square
- Solution: The area of a circle is 89.42 sq. inches. What is its circumference?
- Solution: Find the width of the border of a circle
- Solution: What is the interior angle opposite the longest side of a triangle?
- Solution: Determine the radius of the circumscribing circle of a triangle
- Solution: What is the radius of the circle circumscribing an isosceles?
- Solution: Determine the radius of the inscribed circle in a triangle
- Solution: What is the length of one side of a triangle?
- Solution: What is the length of the median drawn from vertex A to side BC?
- Solution: What is the length of the side opposite angle A?
- Solution: Given a triangle, C = 100°, A = 15 m, B = 20 m. Find C.
- Solution: Find each interior angle of a hexagon
- Solution: How many diagonals are there in a polygon of 20 sides?
- Solution: How many sides are in a polygon if each interior angle is 165°
- Solution: Find the sum of the interior angles of the vertices of a five pointed star
- Solution: Find the number of sides of a polygon
- Solution: How many sides has a polygon?
- Solution: What is the value of each angle of a regular dodecagon?
- Solution: A certain angle has as supplement 5 times its complement
- Solution: Find the length of the major arc CD
- Solution: Calculate for the linear cm that the rat was carried by the bucket
- Solution: If the radius of the circle is 45 cm, find the length of arc
- Solution: Find the distance along a 3 degree arc at the equator
- Solution: Find the angle in mils subtended by a line 10 yards long
- Solution: Find the area of the bigger circle circumscribing tangent circles
- Solution: Determine the radius of the circle
More Questions in: Plane Geometry
Also Questions in: Solid Geometry
Online Questions and Answers in Plane Geometry
Online Questions and Answers in Solid Geometry
P inoyBIX educates thousands of reviewers and students a day in preparation for their board examinations. Also provides professionals with materials for their lectures and practice exams. Help me go forward with the same spirit.
“Will you subscribe today via YOUTUBE?”
TIRED OF ADS?
- Become Premium Member and experienced fewer ads to ads-free browsing.
- Full Content Access Exclusive to Premium members
- Access to PINOYBIX FREEBIES folder
- Download Reviewers and Learning Materials Free
- Download Content: You can see download/print button at the bottom of each post.
PINOYBIX FREEBIES FOR PREMIUM MEMBERSHIP:
- CIVIL ENGINEERING REVIEWER
- CIVIL SERVICE EXAM REVIEWER
- CRIMINOLOGY REVIEWER
- ELECTRONICS ENGINEERING REVIEWER (ECE/ECT)
- ELECTRICAL ENGINEERING & RME REVIEWER
- FIRE OFFICER EXAMINATION REVIEWER
- LET REVIEWER
- MASTER PLUMBER REVIEWER
- MECHANICAL ENGINEERING REVIEWER
- NAPOLCOM REVIEWER
- Additional upload reviewers and learning materials are also FREE
FOR A LIMITED TIME
If you subscribe for PREMIUM today!
You will receive an additional 1 month of Premium Membership FREE.
For Bronze Membership an additional 2 months of Premium Membership FREE.
For Silver Membership an additional 3 months of Premium Membership FREE.
For Gold Membership an additional 5 months of Premium Membership FREE.
Join the PinoyBIX community.