find value of x and u in the following figures and answer all questions
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1st part in given attachment
ii. A rhombus has all the sides equal.
The diagonals of rhombus bisect other at right angles.
X=90-40=50degrees
y= 40 degrees (base angles of isosceles triangle are sell equal)
ii. A rhombus has all the sides equal.
The diagonals of rhombus bisect other at right angles.
X=90-40=50degrees
y= 40 degrees (base angles of isosceles triangle are sell equal)
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Answer:
CAB=80
o
[apposite angle]
As AB=AC
∴x=∠ACB
Also, by angle sum property, we have
x+x+80=180
2x=100
x=50
y=80+x=130 exterior angle property
x=50
y=130
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