1.) 88.2 cm²
2.) 92 cm²
3.) 26.26 m²
4.) 131.25 dm²
5.) 4 m²
Explanation:
(1). 1/2(5.6+14)(9)
1/2(19.6)(9)
(9.8)(9)
=88.2
(2). 1/2(14+9)(8)
1/2(23)(8)
(11.5)(8)
=92
(3). 1/2(4+6.1)5.2
1/2(10.1)5.2
(5.05)(5.2)
=26.26
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