For the given figure both triangles are equilateral triangles.
(a) Describe the rotational symmetries of the figure or explain why none exist.
(b) Sketch the lines of symmetries on the figure or explain why none exist.
(a) There are five nontrivial rotational symmetries about point A. 60°, 120°, 180°, 240° and 300°
(b) There are six lines of symmetry as shown here:
Mathematics
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Subtract.
A. 1500 B. 1370 C. 500 D. 1490
Mathematics
Establish the identity.
- 
= - cos v cot v
What will be an ideal response?
Mathematics
Subtract.947
A. 376 B. 276 C. 374 D. 1518
Mathematics
Solve the logarithmic equation. Give an exact answer.log7 x + log7(x + 8) = 1
A. {-4 - 
}
B. {-1 + 
}
C. {4 + 
}
D. {-4 + 
}
Mathematics