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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Good work!

M#628. The area of a square and a rectangle are equal. The length of the rectangle is greater than the length of a side by 5 centimeters and the breadth is less than the length of the side of the square by 3 centimeters. Find the perimeter of the rectangle.

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.

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**irspow****Member**- Registered: 2005-11-24
- Posts: 1,055

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Neat work!

M#629. Cost of fencing a rectangular garden at $5 per meter is $2505. The length of the garden is one and half times its breadth, then find the breadth of the garden.

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.

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**irspow****Member**- Registered: 2005-11-24
- Posts: 1,055

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Neat work!

M#630. A rectangle has width 'a' and length 'b'. If the width is decreased by 20% and the length is increased by 10%, what will be the new area?

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.

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**irspow****Member**- Registered: 2005-11-24
- Posts: 1,055

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Neat work!

M#631. The length and breadth of a rectangular field is increased by 15% and 10% respectively. What is the effect on its area?

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

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**irspow****Member**- Registered: 2005-11-24
- Posts: 1,055

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Neat work!

M#632. A rectangular field, 126 m by 108 m, has a 4 m wide path inside it, on all four sides. Find the cost of paving the path at 16.25 square meters.

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

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**irspow****Member**- Registered: 2005-11-24
- Posts: 1,055

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Neat work!

M#633. What will be the area (in square meters) of a 1.5 meter wide garden developed around all the four sides of a rectangular field having an area equal to 300 square meters and breadth equal to three-fourth of the length?

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

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**irspow****Member**- Registered: 2005-11-24
- Posts: 1,055

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Excellent!

M634. Find the area of a triangle whose sides are 42m, 40m, and 26m.

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

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**irspow****Member**- Registered: 2005-11-24
- Posts: 1,055

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Neat work!

M#635. Given that area of a triangle is 30 square centimeters. If the length of its hypotenuse is 13 centimeters, then find the lenght of the shortest side.

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

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**irspow****Member**- Registered: 2005-11-24
- Posts: 1,055

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Neat work!

M#636. Find the area of the isoceles triangle ABC, where AB = BC = 10 cm and AC = 12 cm.

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

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**irspow****Member**- Registered: 2005-11-24
- Posts: 1,055

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Neat work!

M#637. Find the ratio of the area of an equilateral triangle and a square, with equal perimeter.

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

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**irspow****Member**- Registered: 2005-11-24
- Posts: 1,055

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Excellent!

M#638. Find the circumradius of an equilateral triangle with side 4 centimeters.

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

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**irspow****Member**- Registered: 2005-11-24
- Posts: 1,055

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Excellent!

M#639. It costs Mr.A a total of $500.25 for paving a triangular path at the rate of $43.50 per hectare. If the base of the triangular path is twice its height, then find the height of the path (approximately).

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

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**irspow****Member**- Registered: 2005-11-24
- Posts: 1,055

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,311

Hi,

Excellent!

M#640. In a trapezium ABCD, AB || CD. Also, AB = 10, DC = 15, BC = 12 and AD = 16. Find the area of the trapezium if the distance between its parallel sides AB and CD is equal to 7 square units.

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

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