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

You are not logged in.

- Topics: Active | Unanswered

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 100,387

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **Thinking is cheating.**

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

The solution #1708 is correct. Neat job!

#1709. If

, then find the value of cot θ.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

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 100,387

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **Thinking is cheating.**

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

#1710. 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

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

#1711. If A and B are acute angles and sin A = cos B, then A + B is equal to _______________(in degrees).

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

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 100,387

Hi ganesh;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **Thinking is cheating.**

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

The solutions #1710 and #1711 are correct. Good work!

#1712. The angle of elevation of the top of a tree from a point at a distance of 200 meters from its base is 60[sup]o[/sup]. Find the height of the tree.

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

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 100,387

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **Thinking is cheating.**

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

The solution #1712 is correct. Neat work!

#1713. Find the angle of depression, of a point on the ground at a distance of

from the base of tower, from the top of the tower whose height is 10 meters.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 100,387

Hi ganesh;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **Thinking is cheating.**

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

The solution #1713 is correct. Good work!

#1714.

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

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 100,387

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **Thinking is cheating.**

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

The solution #1714 is perfect. Neat work!

#1715. If

, find the value of x.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 100,387

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **Thinking is cheating.**

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

The solution #1715 is perfect. Good work!

#1716. Find the value of

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

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 100,387

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **Thinking is cheating.**

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

The solution #1716 is correct. Neat work!

#1717. Find the value of

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

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 100,387

Hi ganesh;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **Thinking is cheating.**

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

The solution #1717 is correct. Neat work!

#1718.

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

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 100,387

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **Thinking is cheating.**

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

The solution #1718 is correct. Good work!

#1719.

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

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 100,387

Hi ganesh;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **Thinking is cheating.**

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

The solution #1719 is correct. Neat job!

#1720. Find the value of x if

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

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 100,387

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **Thinking is cheating.**

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 19,187

Hi bobbym,

The solution #1720 is perfect. Immaculate!

#1721. Find the value of

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

Offline