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Recent questions tagged areas of parallelograms
+1
vote
1
answer
Angles of a quadilateral are (4x) ,5(x+2) ,(7x-20) and 6(x+3). Find the value of x and each angle of quadrilateral
asked
Apr 7, 2019
in
Class 9
by
kratos
quadrilateral
algebra
class-8
class-6
class-9
areas of parallelograms
icse
sequences and series
+3
votes
1
answer
Let ABCD be a parallelogram of area 124 cm^2 . If E and F are the mid-points of sides AB and CD respectively,
asked
Apr 2, 2019
in
Class 9
by
kratos
areas of parallelograms
class-9
area of parallelograms and triangle
+2
votes
1
answer
[(a,b),(c,d)] + [(p,q),(r,*)] = (a) [(ap,bq),(cr,ds)] (b) [(a + p,b + q),(c + r,d + *)] (c) [(a/p,b/q),(c/r,d/*)]
asked
Mar 29, 2019
in
JEE
by
kratos
quadrilaterals
jee
areas of parallelograms
class-9
triangles
jee mains
+1
vote
1
answer
In a triangle ABC, AB = AC. D is the mid-point of BC, E is the foot of the perpendicular drawn from D to AC, and F is the mid-point of DE.
asked
Mar 17, 2019
in
JEE
by
kratos
straight lines
properties of triangles
jee
areas of parallelograms
class-9
class-7
jee mains
triangle
congruent triangles
+1
vote
1
answer
In Fig., D and E are two points on BC such that BD = DE = EC. Show that ar.(ABD) = ar.(ADE) = ar.(AEC).
asked
Mar 16, 2019
in
Class 9
by
kratos
areas of parallelograms
class-9
areas of parallelograms and triangles
+2
votes
1
answer
ABCD is a parallelogram. If the two diagonals are equal, find the measure of ∠ABC .
asked
Mar 7, 2019
in
Class 9
by
kratos
class-8
areas of parallelograms
class-9
quadrilaterals
+2
votes
1
answer
In the given fig. If DE ‖ BC Find EC.
asked
Feb 23, 2019
in
Class 10
by
kratos
similarity
areas of parallelograms
class-9
class-10
triangles
areas of parallelograms and triangles
+1
vote
1
answer
A cord in the form of a square enclose the area ‘*’ cm^2. if the same cord is bent into the form of a circle, then the area of the circle is
asked
Feb 19, 2019
in
Class 10
by
kratos
quadrilaterals
cbse
areas related to circles
areas of parallelograms
class-9
class-10
surface areas and volumes
+1
vote
1
answer
Sum of four angles of quadrilateral will be?
asked
Feb 13, 2019
in
Class 10
by
kratos
understanding shapes quadrilaterals
quadrilaterals
class-8
circles
areas of parallelograms
class-9
class-10
+2
votes
1
answer
In a trapezium ABCD with AB = 20 cm, CD = 10 cm, AM parallel to CD, P and Q are the mid point of AC and BD then the length of PQ is :
asked
Feb 13, 2019
in
Class 10
by
kratos
quadrilaterals
areas of parallelograms
class-9
class-10
triangles
+1
vote
1
answer
In the given figure, ∆ODC~∆OBA, ∠BOC = 115^0 and ∠CDO = 70^0 . Find (i) ∠DCO (ii) ∠DCO (iii) ∠OAB (iv) ∠OBA.
asked
Feb 11, 2019
in
Class 10
by
kratos
quadrilaterals
circles
areas of parallelograms
class-9
class-10
triangles
+2
votes
1
answer
In the following figure, ABC is a right triangle right angled at A. BCED, ACFG and ABMN are squares on the sides BC, CA and AB respectively.
asked
Feb 10, 2019
in
Class 9
by
kratos
areas of parallelograms
class-9
areas of parallelograms and triangles
+3
votes
1
answer
Find the gradients of the lines joining the following pairs of points: a. (cp, c/p), (cq, c/q)
asked
Feb 8, 2019
in
JEE
by
kratos
straight lines
jee
circles
areas of parallelograms
class-9
class-10
jee mains
coordinate geometry
+1
vote
1
answer
In the below Fig, ABC and ABD are two triangles on the base AB. If line segment CD is bisected by AB at O, show that ar (∆ ABC) = ar (∆ ABD)
asked
Feb 6, 2019
in
Class 9
by
kratos
areas of parallelograms
class-9
areas of parallelograms and triangles
+3
votes
1
answer
E is a point on the side AD produced of a parallelogram ABCD and BE intersects CD at F. Show that ΔABE ∼ ΔCFB.
asked
Feb 3, 2019
in
Class 10
by
kratos
quadrilaterals
areas of parallelograms
class-9
class-10
triangles
areas of parallelograms and triangles
+3
votes
1
answer
In Δ ABC, ∠A = 30° , ∠B = 40° and ∠C = 110°. In Δ PQR, ∠P = 30° , ∠Q = 40° and ∠R = 110°
asked
Jan 29, 2019
in
Class 9
by
kratos
areas of parallelograms
class-9
class-7
congruence and inequalities of triangles
geometry
congruent triangles
+3
votes
1
answer
P and Q are any two points lying on the sides DC and AD respectively of a parallelogram ABCD. Show that ar (APB) = ar (BQC)
asked
Jan 28, 2019
in
Class 9
by
kratos
cbse
areas of parallelograms
class-9
triangles
areas of parallelograms and triangles
+1
vote
1
answer
ABCD is a parallelogram whose diagonals intersect at O. If P is any point on BO, prove that: (i) ar (∆ADO) = ar (∆CDO) (ii) ar (∆ABP) = ar (∆CBP)
asked
Jan 22, 2019
in
Class 9
by
kratos
areas of parallelograms
class-9
areas of parallelograms and triangles
+2
votes
1
answer
In figure, ABCD, ABFE and CDEF are parallelograms. Prove that ar(ΔADE) = ar(ΔBCF).
asked
Jan 12, 2019
in
Class 9
by
kratos
areas of parallelograms
class-9
areas of parallelograms and triangles
+1
vote
1
answer
In the below fig. ∠AOB = 90°, AC = BC, OA = 12 cm and OC = 6.5 cm. Find the area of ∆AOB.
asked
Jan 7, 2019
in
Class 9
by
kratos
areas of parallelograms
triangles
class-7
areas of parallelograms and triangles
class-8
lines and angles
class-9
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