8/21 fraction to decimal
1 answer:
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<em>In decimal form, a = 114.5; b = 25.5</em>
We will write this as a system of equations, where and
are the two angles.
We will use substitution to solve this system. We know what equals, so we plug that into the second equation.
Combine the like terms.
Add on both sides.
Divide both sides by .
Now just subtract that from .
Answer:
Nine Planes
Step-by-step explanation:
Three planes are parallel to the six faces of the cube. The other six are diagonal.
