Answer:
1).=684
2).m=9
3). I don't know this one
4). I don't know this one either
1) 714cm^2
2) m=9
3) a)2(lb+lh+hb) where l= length, b= breadth, h= hieght
b)π×r×r×h, where h=hieght
4) 14.2
Step-by-step explanation:
1) we know, area of a rectangle=length×breadth
hence, 12×57=714
2) 9×9=81
therefore, m=9
b) area of a cylinder= πr^2h
4)we know that, the longest chord in a circle is it's diameter. hence, diameter= 7.1+7.1=14.2
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Answers & Comments
Answer:
1).=684
2).m=9
3). I don't know this one
4). I don't know this one either
Answer:
1) 714cm^2
2) m=9
3) a)2(lb+lh+hb) where l= length, b= breadth, h= hieght
b)π×r×r×h, where h=hieght
4) 14.2
Step-by-step explanation:
1) we know, area of a rectangle=length×breadth
hence, 12×57=714
2) 9×9=81
therefore, m=9
3) a)2(lb+lh+hb) where l= length, b= breadth, h= hieght
b) area of a cylinder= πr^2h
4)we know that, the longest chord in a circle is it's diameter. hence, diameter= 7.1+7.1=14.2
MARK ME AS BRAINLIEST PLEASE....