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Subjects
Mathematics State Board
Class 8
Geometry
Similar, Congruent Triangles and Construction of Quadrilaterals
6.
Solve and find the unknown values
Exercise condition:
4
m.
Δ
\(ABC\)
≅
Δ
\(DEF\) by \(ASA\) congruence condition with \(BC = EF\) and if \(∠B = 5x - 10\), \(∠C = y +\)
4
, \(∠E =\)
85
\(°\) and \(∠F =\)
60
\(°\). Evaluate the value of \(x\) and \(y\).
The value of
\(x\)
is
.
Th
e value of
\(y\)
is
.
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