Question

19.
20.
12)
Can all the four angles of a quadrilateral be obtuse angles
Express the given equation as linear equation in two variables in standard form: V3y - 2x.
Simplify: 625-8125+ V81 +15732.
Cost of pen is two half times the cost of a pencil. Express this situation as a linear equation in
21.
12]
22.​

Answer 1

Answer:

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