13. a) In an orthogonal system of origin O and axes x'Ox and y'Oy locate the points :
M(0;2), N(2;0), P(0;-2) and Q(-2;0)..
b) Determine the nature of the triangle OMN
and justify your answer . Deduce the
measures of the angles of this triangle
c) Same question for the triangle MOQ,
d) Determine the nature of MNPO and find
its area
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If your annual gross income is $62,000 and you have one monthly car payment of $335 and a monthly student loan payment of $225, what is the maximum house payment you can afford. consider a standard 28% front-end ratio and a 36% back-end ratio. also, to complete your calculation, the annual property tax will be $3,600 and the annual homeowner's premium will be $360.

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?