Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫  π  -¹ ² ³ °

You are not logged in.

## #7976 2018-06-13 14:20:43

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

#6572. If a + b + c = 6 and ab + bc + ca = 11, find the value of bc(b + c) + ca(c + a) + ab(a + b) + 3abc.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7977 2018-06-13 22:57:20

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

#6573. Find the value of x if

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7978 2018-06-14 14:16:10

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

.

#6574. In ΔABC, if

find the value of
.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7979 2018-06-15 00:11:13

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

.

#6575. Find the difference between the largest and the smallest angles of a triangle whose angles are in the ratio 5:3:10.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7980 2018-06-15 14:22:11

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

.

#6576. If

and
find the value of
.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7981 2018-06-16 00:02:04

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

#6577. If

find the value of
.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7982 2018-06-17 00:33:51

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

.

#6578. A cylindrical vessel of radius 4 centimeters contains water. A solid sphere is dipped into the water until it is completely immersed. Find the rise in water level.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7983 2018-06-18 00:13:14

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

#6579. If

, find the value of
.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7984 2018-06-18 14:28:07

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

.

#6580. If

find the value of 'a'.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7985 2018-06-19 00:21:20

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

.

#6581. If

find the value of
.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7986 2018-06-19 14:36:14

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

.

#6582. Find the angular elevation of the Sun when the shadow of a 15 meter long pole is

meters.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7987 Yesterday 00:15:15

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

.

#6583. The diagonal of a cube is

centimeters. Find its volume in cubic centimeters.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7988 Yesterday 14:36:42

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

#6584. Find the value of

find the value of
.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7989 Today 00:09:51

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

#6585. The sum of two angles of a triangle is 116 degrees and their difference is 24 degrees. Find the measure of the smallest angle of the triangle.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #7990 Today 16:09:58

ganesh
Registered: 2005-06-28
Posts: 25,070

### Re: 10 second questions

Hi,

#6586. Find the value of

if xy + yz + zx = 11 and
.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline