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Maths
yuvraj gwala's image
yuvraj gwala
Dec. 17, 2025, 8:09 a.m.
x +4=19.  Linear equation in one variable
Answer
Maths
Teja Ram's image
Teja Ram
Dec. 17, 2025, 4:10 a.m.
1. The radius of a sphere(in cm) whose volume is 12π cm3
(A) 3
(B) 3√3
(C) 3
2
3
(D) 3
1
3
2. The sum of length, breadth and height of a cuboid is 6√3 cm and the length of its diagonal is
2√3. The total surface area of the cuboid is :
(A) 48cm2
(B) 72 cm2
(C)96 cm2
(D)108 cm2
3. A medicine capsule is in the shape of a cylinder of diameter 0.5cm with two hemispheres struck to
its ends. The length of the entire capsule is 2cm .The capacity of the capsule is
(A) 0.36cm3
(B) 0.35 cm3
(C)0.34 cm3
(D)0.33 cm3
4. If two solid hemispheres of same base radius ‘r’ are joined along their bases, then curved surface
area of this new solid is
(A) 4πr
2
(B) 6πr
2
(C) 3πr
2
(D) 8πr
2
5. The area of a quadrant of a circle where the circumference of circle is 176m is
(A) 2464m2
(B) 1232m2
(C)616m2
(D)108 cm2
6. The minute hand of a clock is 84cm long .the distance covered by the tip of minute hand from
10:10am to 10:25am is
(A) 44cm
(B) 88cm
(C)132cm
(D)176cm
7. If the perimeter of a circle is half to that of a square, then the ratio of the area of the circle to the
area of the square is
(A) 22:7
(B) 11:7
(C)7:11
(D)7:22
8. The area of the circle that can be inscribed in a square of 6cm is
(A) 36πcm2
(B) 18πcm2
(C)12π cm2
(D)9π cm2
9. If the perimeter of the circle is equal to that of a square m then the ratio of their areas is
(A) 22:7
(B)14:11
(C)7:22
(D)11:14
10.If the sum of the area of two circles with radii R1 and R2 is equal to the area of a circle of radius
R, then:
(A) R1+ R2 =R (B) R1
2+ R2
2 =R2
(C) R1+ R2 <R
(D) R1
2
- R2
2 =R2
11.The angle of depression of a car parked on the road from the top of 150m high tower is 300
. The
distance of the car from the tower (in metres) is
(A) 50√3m
(B) 150√3m
(C)150√2m
(D)75m
12.If height of a vertical pole is √3 times the length of its shadow on the ground, then the angle of
elevation of the sun at that time is
(A) 300
(B) 600
(C) 450
(D) 750
13.If the length of the ladder placed against a wall is twice the distance between the foot of the ladder
and the wall. The angle made by the ladder with the horizontal is
(A) 600
(B) 300
(C) 450
(D) 22.50
14.From a point p which is at distance of 13cm from the center O of a circle of a circle of radius 5cm
the pair of tangents PQ and PR to the circle are drawn. Then the area of the quadrilateral PQOR
is
(A) 60cm2
(B) 65cm2
(C)30cm2
(D)32.5cm2
15.At one end A of diameter AB of a circle of radius 5cm, tangent XAY is drawn to the circle. The
length of the chord CD parallel to XY and at a distance 8cm from A is
(A) 4cm
(B) 5cm
(C)6cm
(D)8cm
Answer
Maths
Gaurav Mishra's image
Gaurav Mishra
Dec. 16, 2025, 11:19 p.m.
Is teachoo app is useful for up board students 

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Maths
Rishwanth Rathod's image
Rishwanth Rathod
Dec. 16, 2025, 8:20 p.m.
Science

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Maths
d Manoj's image
d Manoj
Dec. 16, 2025, 8:06 p.m.
Find the fourth vertex of the parallogram whose consecutive vertices are (8,4);(5,7);(-1,1).
Answer
Maths
nanshi choudhary's image
nanshi choudhary
Dec. 16, 2025, 3:23 p.m.
  1. Find the ratio in which the segment joining the points (2,- 5) and (5,3) is divided by x-axis also find coordinates of the point on x axis
Answer
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Pallem Sreelakshmi's image
Pallem Sreelakshmi
Dec. 16, 2025, 6:23 a.m.
What is prime numbers
Answer
Maths
Pallem Sreelakshmi's image
Pallem Sreelakshmi
Dec. 16, 2025, 6:21 a.m.
What is prime number 
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Maths
Kanishka's image
Kanishka
Dec. 15, 2025, 9:50 p.m.
  • Two dice are thrown together what is the probability that the sum of the numbers on the two faces is neither divisible by 3 nor 4? What is the probability that sum of the numbers on the two faces is divisible by 3 or 4
Answer
Maths
shaik's image
shaik
Dec. 15, 2025, 8:42 p.m.
Dear sir,
Cbse ncert class 8th maths part 2 edition is available,
Is there any chance to change books for 9th and 10th classes.

Answer
Maths
Rajvardhan singhPanwar's image
Rajvardhan singhPanwar
Dec. 15, 2025, 8:20 p.m.
x-1/-3 =y-2/2k = z-3/2 and x-1/3k = y-1/1 = z-6/-5 is perpendicular find the value of k
Answer
Maths
nitesh baghel's image
nitesh baghel
Dec. 15, 2025, 4:27 p.m.
Cbse clas 7 16.4
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nitesh baghel's image
nitesh baghel
Dec. 15, 2025, 4:08 p.m.
I want to learn math of class 8 ch 10
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Mubasheeruddin's image
Mubasheeruddin
Dec. 15, 2025, 6:53 a.m.
ABC is a right angle triangle in which angle a= 90 and ab=ac show that angle b is equal to angle c 
Answer
Maths
Mubasheeruddin's image
Mubasheeruddin
Dec. 15, 2025, 6:51 a.m.
ABC is a right angle triangle in which angle a=90 and ab=ac show that angle b is equal to angle c
Answer
Maths
Krati Kushwah's image
Krati Kushwah
Dec. 14, 2025, 10:44 p.m.
A shopkeeper offer a discount of 12% of an article of MP rupees 10000. After that GST of 8% is added. What will be the bill amount the customer has to pay?
Answer
Maths
Deeksha's image
Deeksha
Dec. 14, 2025, 10:38 p.m.
Derive the expression for the acute angle between two lines having slopes m1 and m2 and hence find the acute angle between the lines x+y-6=0 & x-y-5=0
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