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Mathematics 16 Online
OpenStudy (anonymous):

Examine Picture below HEELLLPPP !

OpenStudy (anonymous):

OpenStudy (anonymous):

can you post a better picture??

OpenStudy (anonymous):

YES ONE MINUTE .

OpenStudy (anonymous):

DO you want to know answer from one to five?

OpenStudy (anonymous):

yES,

OpenStudy (mertsj):

1. Find the area of the rectangle and subtract the triangle: 25(11)-1/2(14)(11)=275-77=198

OpenStudy (anonymous):

Better ?

OpenStudy (mertsj):

2. Find the area of the rectangle and add the half circle whose radius is 2: 4(5)+1/2pi(2)^2=20+2 pi=26.28

OpenStudy (anonymous):

yes. 1. (25x11)-11(0.5)(14) 2.(4x5)+pi(2^2)(0.5)

OpenStudy (anonymous):

3.(28+7+7)(14)(0.5)+0.5(pi)(7^2)

OpenStudy (mertsj):

3. Find the area of the trapezoid and add the area of the half circle whose radius is 7: 1/2(14+28)(14)+1/2 pi (7)^2=294+76.93=370.93

OpenStudy (anonymous):

4.(10)(4)(0.5)+(10)(4)(0.5)

OpenStudy (anonymous):

OsmondF, IF i post another one can you help me ?

OpenStudy (anonymous):

5.(4)(3)(0.5)+(6)(3) sure^^

OpenStudy (anonymous):

thanks.

OpenStudy (anonymous):

when i look at this kind of questions, i always draw graph to clear them up.

OpenStudy (anonymous):

This one !!

OpenStudy (anonymous):

from one to five??

OpenStudy (anonymous):

yes , please.

OpenStudy (anonymous):

1. 49/100 (not sure what to find exactly)

OpenStudy (anonymous):

2. [pi(8^2)(40/360)]/pi(8^2) 3.[pi(8^2)-pi(8^2)(300/360)-4(2.528)(0.5)]/pi(8^2)

OpenStudy (anonymous):

sorry let 8=>4

OpenStudy (anonymous):

4.[pi(2^2)(100/360)]/pi(2^2) 5.[pi(2^2)-pi(2^2)(270/360)-(2)(2)(0.5)]/pi(2^2)

OpenStudy (anonymous):

ARE THOSE SOLVED ? CAUSE IM HAVING A HARD TIME .

OpenStudy (anonymous):

they should be right. i was trying to let you see how i get the numbers. anything not clear?

OpenStudy (anonymous):

I may be doing something wrong cause when i put in calculator i get huge numbers !

OpenStudy (anonymous):

um.... which one ?

OpenStudy (anonymous):

I think im putting in calculator wrong . .

OpenStudy (anonymous):

You know how to do this ?

OpenStudy (anonymous):

7. pi(3^2)-5.2(1.5+3)(0.5)

OpenStudy (anonymous):

8. 8(4)/[pi(2^2)] 9. (2x6.9)(4+8)(0.5)-pi(4^2) 10. 5x5-pi(5^2) think of a triangle has 60 degree x 3 = 180

OpenStudy (anonymous):

anything ?

OpenStudy (anonymous):

have you tried =v=..... to do it...??

OpenStudy (anonymous):

Yes, this my second copy I messed up first time !

OpenStudy (anonymous):

1. 20x20 since the half circle just moved to the left 2. 22(19)(0.5)+22(22)+16(22)(0.5) 3. 0.5(pi)(4.5^2)+(9+23)(7)(0.5) 4.13(13)+(13+30)(20)(0.5)+(0.5)(pi)15^2

OpenStudy (anonymous):

i can only help you til here.. i have math final tmr.. gotta study it. just think of adding many area, using formula, and think of their angles. i was fun to help you ^^

OpenStudy (anonymous):

it was fun.

OpenStudy (anonymous):

thanks !

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