two angles of triangle are45° and 55°.Find the measure of third angle
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1
Answer:
Step-by-step explanation:
We know that sum of the 3 angles of any triangle is equal to 180 degree.
For triangle ABC
Let angleA= 45 Degree, AngleB=55 Degree.
So there sum= 45+55= 100 degree
So third angle C= 180-100= 80 degree
Answered by
1
Step-by-step explanation:
Let the measurement of third angle be x⁰.
a/q sum of all angles of a triangle=180⁰
=>45⁰+55⁰+x⁰=180⁰
=>100⁰+x⁰=180⁰
=>x⁰=180⁰-100⁰
=>x⁰=80⁰
ans.
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