Question

pls solve question 10 you can also answer other questions like question 9,11,13,14,12 and 15.I will give you 50 points and mark you as brainliest.​

Answer 1

Answer:

Step-by-step explanation:

11.sum of angles of a quadrilateral =360°.let the angle be x in the ratio.3 x:5x:9x:13x=360°lets begin the sum .now 3x:4x:5x:13x =360°=30x=360°=x=360°/30=x=12 now 3(12)=36° 5(12)=60° 9(12)=108° 13(12) =156° check 36+60+108 +156=360°

Answer 2

Answer:

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