Answer:
<h2>2</h2>
Step-by-step explanation:
2d = 2 · d
10 = 2 · 5
2d - 10 = 2 · d - 2 · 5 = 2 · (d - 5)
The answer will be the three sides have the same length, the sum of the lengths of two sides is equal to the length of the third side. Hope it help!
Answer: 25
Step-by-step explanation:
it would take her 25 min
Ellipses, parabolas, and infinity. A parabola can be defined as the locus of points equidistant from a fixed point (called the focus) and a fixed line (called the directrix). But we know from projective geometry that parabolas and ellipses are essentially the same object.