Question

Two lines l and m intersect at a point O. If trianglex = 100 degree, find the measure of angles1,angle2 and 3. ( please tell the solution ) ​

Answer 1

Answer:

<1=100 (vertically opposite angles)

<2=80( linear pair)

<3=80 ( vertically opposite angles)

Answer 2

Answer:

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Step-by-step explanation:

Let the cost price be 100

Marked price is 30% above it or 130.

Discount given is 10% of 130 or 13

Sale price is 130–13 =117

Profit is 17

Profit as percentage of cost is 17/100=17%