Asked by edd

Problem 1:A semi-circular garden has a radius of 10 meters. What is its area? ( Use pi =3.14)
Answer:157m^2

Problem 2:The base of a cylindrical tank has a radius of 4.5 meters. What is its area? ( Use pi=3.14)
Answer:65.585m^2

Problem 3:In the middle of a field a huge circle is cut out with a radius of 60 meters. What is the circumference of the circle? ( Use pi=3.14)
Answer:376.8m^2

Problem 4:A circular stadium has a diameter of 140 meter. What is its circumference?(Use pi=3.14)
Answer:439.6m

Problem 5:The side of a building is in the shape of a trapezoid. If the two parallel edges are 90m and 120m, and the height is 45m, what is the area of the trapezoid.
Answer:4725m^2

Problem 6:A rectangular football field with a length if 40m has a perimeter of 120m. What is the area of the field?
Answer:900m^2

Please check this it took me a long time thank you!
Answered by Ms. Sue
All are right except for 6.

Answered by edd
I got something wrong ( it doesnt tell you which one's.)
Answered by Ms. Sue
Your answer for number 6 is wrong.

What did you get for the width?
Answered by edd
Which width?
Answered by Ms. Sue
The width of the rectangular football field.
Answered by edd
20
Answered by Ms. Sue
Yes, the width is 20 m and the length is 40 m.

Area = length times width

A = 40 * 20

A = ________ square meters

Answered by edd
I dont know what i got wrong out of all those 6 problems
Answered by Ms. Sue
I told you they were all right except for problem 6.

Answered by edd
Ms.Sue There is somthing wrong for the problems 1-6 1 is incorrect or correct i tryed all right and problem 6 wrong and there is something else i just dont see it
Answered by Ms. Sue
Your answers for questions 1 - 5 are right.

Your answer for 6 is wrong.

All you have to do now for 6 is to solve this equation:

A = 40 * 60

Answered by edd
How do i put a link to show you what i mean
Answered by Ms. Sue
Only a few of us tutors can post links here.
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