bubbleslol4463
26.06.2019 •
Mathematics
In the rhombus, angle 1 = 140. what are angles 2 and 3? the diagram is not to scale.
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Ответ:
∠2 = 140° and ∠3 = 20°
Step-by-step explanation:
Only the first two choices make any sense, because the angles in a triangle must sum to 180°.
Only the second choice makes any sense, because ∠2 ≅ ∠1.
Ответ:
Step-by-step explanation:
Given the following system of equations:
In order to solve the System of equations, you can use the Substitution method. The steps are:
1. You can solve for "x" from the second equation:
2. Substitute the equation obtained into the first original equation:
3. Now you must solve for "y":
4. Substitute the value of "y" into the equation and evaluate:
Then, the solution is: