Answer:
4. 80 sq. cm
5. 120.94 sq. in
6. 100 sq. m
Step-by-step explanation:
4. area = ( 12 x 8 ) - ( 4 x 4 )
area = ( 96 - 16 )
area = 80 sq. cm
5. area = ( π x 7² ) - ( 3 x 11 )
area = 49π - 33
area = 120.94 sq. in
6. area = ( 14 x 14 ) - ( ( 4 x 14 ) + ( 4 x 10 ) )
area = 196 - 96
area = 100 sq. m
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Answer:
4. 80 sq. cm
5. 120.94 sq. in
6. 100 sq. m
Step-by-step explanation:
4. area = ( 12 x 8 ) - ( 4 x 4 )
area = ( 96 - 16 )
area = 80 sq. cm
5. area = ( π x 7² ) - ( 3 x 11 )
area = 49π - 33
area = 120.94 sq. in
6. area = ( 14 x 14 ) - ( ( 4 x 14 ) + ( 4 x 10 ) )
area = 196 - 96
area = 100 sq. m