If a quadrilateral is a parallelogram, it has diagonals which form 2 congruent triangles. Use the following, to PROVE a parallelogram: DEFINITION: A parallelogram is a quadrilateral with both pairs of opposite sides parallel.
Answer:

Explanation:
05/10
Simplifying
1/2
or 2^-1
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Answer:
11/15
Step-by-step explanation:
Add 3 to the numerator which is 8 and that would equal 11 so your complete fraction should be 11/15.
angles must add up to 180
so 34+62+83
but 34+62+83=179
and that is less than 180
so no it is not possible
Answer:
x=3 and y=12
Step-by-step explanation:
equation:1
equation:2
Solving equation:1 for 'y' in terms of x
equation:3
Putting 'y' in equation:2 which will make the equation of the single variable


Putting value of 'x' in equation:3 to find 'y'

