Answer:
-90=
(
-18)
-90=
-18


Step-by-step explanation:
you need to use quadratic formula and you will find square root a negative ( -9 ), which is an imaginary no.
square root (-9) = 3i
Answer:
30 gingerbread cookies.
Step-by-step explanation:
100 x 0.3 = 30
Since the triangles are congruent the angles given are the same. If we know triangles have 180 degrees total within their angles then 44 + 55 - 180 = 81 degrees. Z=81
Answer:
the first one
Step-by-step explanation:
because 1 inch=22feet, so 242 feet=11 inch