A right triangle has a line of symmetry. Select all conclusions that must be true. A:
All sides of the triangle have the same length.
B:
All angles of the triangle have the same measure.
C:
Two sides of the triangle have the same length.
ID:
Two angles of the triangle have the same measure.
E:
No sides of the triangle have the same length.
IR
No angles of the triangle have the same measure.
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Is this a polynomial function? i need to know asap

Read the excerpt from the strange case of dr jekyll and mr. hyde what do dr. jekyll's thoughts reveal about him in this excerpt? [t]he inmates of my house were locked in the most rigorous hours of slumber, and i determined, flushed as i was with hope and triumph, to venture in my new shape as far as to my bedroom. i crossed the yard, wherein the constellations looked down upon me, i could have thought, with wonder, the first creature of that sort that their unsleeping vigilance had yet disclosed to he is jealous of those who can sleep through the night. he is revered for his scientific advances. he is interested in studying the movements of the stars he is proud and enthusiastic about his initial results.

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)