The depth, d
, of a lake is 84 m, rounded to the nearest integer.
Write the error interval for
d
in the form
a
≤
d
<
b
.

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle