three angles of quadrilateral are 56 degree 78 degree and 130 degree find the measure of fourth angle
Answers
Answered by
0
Answer:
90
∘
We know, by angle sum property, the sum of angles of a quadrilateral is 360
o
.
The given angles are, 70
o
,95
o
,105
o
.
Let the fourth angle be x
o
.
Then, 70
o
+95
o
+105
o
+x
o
=360
o
.
⇒ 360
o
−(70
o
+95
o
+105
o
)=x
∘
⇒ x
o
=360
o
−270
o
=90
∘
.
Therefore, the fourth angle is x
o
=90
o
.
Hence, option A is correct.
Step-by-step explanation:
please follow kare
Answered by
2
the measure of the fourt angle is 96°.
for explanation refer to the attachment please.
I hope this will help u
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