Y=-7/8xproportional or not proportionalconstant of proportionality: k=
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Answer:
x = 40°
Step-by-step explanation:
Two sides are the same length, so the angles opposite them are the same size.
The sum of the angles = 180°. One angle is 100°, so the sum of the remaining two angles is 80°.
Since the remaining two angles are congruent, each is 40°.
Imagine taking a cube and slicing it open from one of the corners.
The exposed area of the cube would be a triangle. See the image for reference.
The exposed area of the cube would be a triangle. See the image for reference.