Rhombus
ABCD is a rhombus, ABD is an equilateral triangle, and AC is equal to 4. Find the area of the rhombus.
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- geometry
- similarity of triangles
- planimetrics
- right triangle
- triangle
- rhombus
- diagonal
- goniometry and trigonometry
- tangent
Units of physical quantities:
Grade of the word problem:
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