find the area of rhombus who's base is 8.5 cm and altitude is 4.2 cm ( dont give wrong answer or I will report )
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Answer:
35.70cm²
Step-by-step explanation:
Key idea:
Yo know that rhombus is 2 triangles
and then calculate the area of one triangle,
multiply by 2.
A of Triangle=½(B×H)
½×8.5×4.2=17.85cm²
A of Rhombus= 2×A of Triangle
=2×17.85
=35.70cm².
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