10-6v+9v=28
10+3v=28
-10 -10
3v=18
3 3
v=6
bisector. Base. In geometry, the base of a shape is the side (usually the bottom) that forms a right (90 degree) angle with the height of the object. Biannual.
Answer:
<u><em>All its side lengths are equal </em></u>
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<u><em>(and all the agle of 60°)</em></u>
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Step-by-step explanation:
What is true of an equilateral triangle? Two of its side lengths are equal. <u><em>All its side lengths are equal</em></u>. None of its side lengths are equal. None of its interior angles are equal. What is true of an equilateral triangle ? Two of its side lengths are equal . All its side lengths are equal . None of its side lengths are equal . None of its interior angles are equal .
Answer:850
Step-by-step explanation:
I hope it helps