Respuesta :

chinonso86

Answer:

45.0

Step-by-step explanation:

you are going to multiple them you are going to have 45 then to the nearest tenth which is 45.0
Area = 1/2absinC
= 1/2(9)(5)sin(107 °)
= 21.5

Area for right-angled triangle use : A=1/2bh

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