Question

16 The diagram represents part of the exterior steel structure on a building. In the diagram, AABD and

ACBD are congruent equilateral triangles.
b.
C
a. Why is AABC isosceles?
C.
D
Why is ZBAE LBCE
Prove that AABE and ACRE are congruent right triangles.
d. Find the measure of ZBAE

Answer 1

Explanation:

ABC is isosceles because 2 of its sides are equal to each other while the 3rd is not.

Angles BCE and BAE are equal because they are corresponding angles.

Triangles ABE and CBE are congruent as they have equal lengths when compared to each other.

Angle BAE has a measure of 45 Degrees.