Refer to the image attached.
Given:
and
are congruent.
To Prove:
ABC is an isosceles triangle.
Construction: Construct a perpendicular bisector from point B to Line segment AC.
Consider triangle ABD and BDC,
(given)
(By the definition of a perpendicular bisector)
(By the definition of a perpendicular bisector)
Therefore,
by Angle Side Angle(ASA) Postulate.
Line segment AB is congruent to Line segment BC because corresponding parts of congruent triangles are congruent.(CPCTC)
ANSWER



EXPLANATION
The given quadratic equation is:

We rewrite in the standard quadratic equation form to obtain,

Comparing this to the general standard quadratic equation.

We have my



Yes they did i only want my points
Answer:

Step-by-step explanation:
The picture of the question in the attached figure
we know that
The measurement of the external angle is the half-difference of the arches that comprise
so

Remember that the sum of the major arc and a minor arc is equal to 360 degrees
we have
----> is given
so

substitute the values
