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Byju's Answer
Standard VII
Mathematics
Construction of a Triangle with RHS Criterion
In right tria...
Question
In right triangle
A
B
C
, right angle is at
C
,
M
is the mid-point of hypotenuse
A
B
,
C
is joined to
M
and produced to a point
D
such that
D
M
=
C
M
. Point
D
is joined to point
B
. Show that:
△
A
M
C
≅
△
B
M
D
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Solution
In right angled
△
A
B
C
,
∠
C
=
90
∘
,
M
is the mid-point of
A
B
i.e,
A
M
=
M
B
&
D
M
=
C
M
In
△
A
M
C
and
△
B
M
D
,
A
M
=
B
M
------ (M is the mid-point)
∠
C
M
A
=
∠
D
M
B
------ (Vertically opposite angles)
C
M
=
D
M
------ (Given)
∴
△
A
M
C
≅
△
B
M
D
, by SAS Postulate
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Similar questions
Q.
In right triangle ABC, right angled at C, M is the mid-point of hypotenuse AB. C is joined to M and produced to a point D such that DM = CM. Point D is joined to point B (see the given figure). Show that:
Δ
A
M
C
≅
Δ
B
M
D
Q.
In right triangle
A
B
C
, right angled at
C
,
M
is the mid -point of hypotenuse
A
B
.
C
joined to
M
and produced to a point
D
such that
D
M
=
C
M
. Point
D
is joined to point
B
. Show that:
(i)
△
A
M
C
≅
B
M
D
(ii)
∠
D
B
C
is a right angle.
(iii)
△
D
B
C
≅
△
A
C
B
(iv)
C
M
=
1
2
A
B
Q.
In right triangle
A
B
C
, right angled at
C
,
M
is the mid-point of hypotenuse
A
B
.
C
is joined to
M
and produced to a point
D
such that
D
M
=
C
M
. Point
D
is joined to point
B
(see figure).
Show that:
(i)
Δ
A
M
C
≅
Δ
B
M
D
(ii)
∠
D
B
C
is a right angle.
(iii)
Δ
D
B
C
≅
Δ
A
C
B
(iv)
C
M
=
1
2
A
B
Q.
In right triangle
A
B
C
, right angled at
C
,
M
is the mid-point of hypotenuse
A
B
.
C
is joined to
M
and produced to a point
D
such that
D
M
=
C
M
. Point
D
is joined to point
B
. Show that
C
M
=
1
2
A
B
Q.
In right triangle
A
B
C
, right angle is at
C
,
M
is the mid-point of hypotenuse
A
B
,
C
is joined to
M
and produced to a point
D
such that
D
M
=
C
M
. Point
D
is joined to point
B
. Show that:
C
M
=
1
2
A
B
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