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Recent questions tagged similarity
+2
votes
1
answer
In Fig. 7.15,DE || OQ and DF || OR, Show that BF || QR.
asked
Apr 5, 2019
in
Class 10
by
kratos
similarity
cbse
class-9
class-10
triangles
+3
votes
1
answer
In ΔDEF, DE = 3 cm, EF = 4 cm and in ΔPQR, PQ = 9 cm. If triangles ΔDEF and ΔPQR are similar, then what is QR in cm ?
asked
Apr 4, 2019
in
Class 10
by
kratos
similarity
cbse
class-10
icse
triangles
+3
votes
1
answer
In ΔABC , AD ⊥ BC, such that AD^2 = BD x CD. Prove that ΔABC is right angled at A.
asked
Apr 2, 2019
in
Class 10
by
kratos
similarity
cbse
class-10
icse
triangles
+3
votes
1
answer
The sum of any sides and hypotenuse is constant. Show that its area will be maximum when the angle between the side and hypotenuse will be 60 degree.
asked
Apr 1, 2019
in
Class 12
by
kratos
similarity
isc
pythagoras theorem
cbse
class-9
class-10
icse
constructions
class-12
+1
vote
1
answer
In the given figure, ABC is a triangle. DE is parallel to BC and AD/DB = 3/2.
asked
Mar 29, 2019
in
Class 10
by
kratos
similarity
class-10
icse
+2
votes
1
answer
D and E are point on the sides AB and AC respectively of a ABC such that DE || BC and divides ABC into two parts, equal in area.
asked
Mar 26, 2019
in
Class 10
by
kratos
similarity
class-10
icse
+3
votes
1
answer
If each side of a triangle ABC is of length 4 cm and if AD is 1 cm and ED⊥AB . What is area of region BCED–
asked
Mar 26, 2019
in
Class 10
by
kratos
similarity
cbse
class-9
class-10
icse
triangles
areas of parallelograms and triangles
+3
votes
1
answer
Equilateral triangles are drawn on the sides of a right angled triangle. Show that the area of the triangle on the hypotenuse is equal to the sum
asked
Mar 23, 2019
in
Class 10
by
kratos
similarity
area and perimeter
class-9
class-10
triangles
+2
votes
1
answer
Who among the following is one of the couples? (A) CD (B) DE (C) EB (D) None of these
asked
Mar 17, 2019
in
Class 10
by
kratos
similarity
circles
class-9
class-10
geometry
+3
votes
1
answer
On a map, drawn to a scale of 1 : 20000, a rectangular plot of land ABCD has AB = 24cm and BC = 32 cm. Calculate:
asked
Mar 12, 2019
in
Class 10
by
kratos
similarity
class-10
icse
+3
votes
1
answer
In the given figure, ABC is a triangle. DE is parallel to BC and AD/DB = 3/2
asked
Mar 12, 2019
in
Class 10
by
kratos
similarity
class-10
icse
+3
votes
1
answer
On a map drawn to a scale of 1 : 2,50.000, a triangular plot of land has the following measurements,
asked
Mar 11, 2019
in
Class 10
by
kratos
similarity
class-10
icse
+1
vote
1
answer
In the given figure ABC is a triangle with ∠EDB= ∠ACB.
asked
Mar 9, 2019
in
Class 10
by
kratos
similarity
angles and pairs of angles
properties of triangles
circles
class-10
icse
class-7
+3
votes
1
answer
Prove that the ratio of areas of two similar triangle is equal to the square of ratio of their corresponding medians
asked
Mar 9, 2019
in
Mathematics
by
kratos
areas of similar triangles
similarity
cbse
ncert class 10 maths
class-10
triangles
+1
vote
1
answer
In ΔABC, ∠ ABC = ∠DAC, AB = 8 cm, AC = 4 cm, AD = 5 cm.
asked
Mar 6, 2019
in
Class 10
by
kratos
similarity
ncert
class-10
icse
class-7
triangles
+3
votes
1
answer
Given: ABCD is a rhombus, DRP and CBR are straight lines.
asked
Mar 5, 2019
in
Class 10
by
kratos
similarity
class-10
+2
votes
1
answer
On a map, drawn to a scale of 1 : 250000, a triangular plot PQR of land has the following measurements : PQ = 3cm,
asked
Mar 5, 2019
in
Class 10
by
kratos
similarity
class-10
icse
+3
votes
1
answer
In triangle ABC, AD is perpendicular to side BC and AD^2 = BD × DC. Show that angle BAC = 90°
asked
Mar 5, 2019
in
Class 10
by
kratos
similarity
class-10
icse
cbse
+2
votes
1
answer
In ∆ABC, if AD is the median, then show that AB^2+AC^2 = 2(AD^2+BD^2).
asked
Mar 3, 2019
in
Class 10
by
kratos
similarity
class-9
class-10
triangles
+1
vote
1
answer
The colloidal particles have diameter ranging from- (a) 1 to 100 nm (b) 10 to 100 pm (c) 1 to 100 mm (d) 1 to 100 pm
asked
Mar 2, 2019
in
Class 12
by
kratos
similarity
neet
class-11
aiims
properties of matter
class-10
light waves
wave optics
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