Question

please say me this 5 answer please​

Answer 1

Answer:

5)ab ac ab bc bd cd

Step-by-step explanation:

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Answer 2

Answer:

1.90,90

2.yes acute angle mean angle lie between 0and 90 for example take 89,89 their sum dosent add up to 180

3.45 ,45

4.(i)O.________________......no end arrow existsP

(ii) .X

(iii)arrow ...R______________..arrowS

(iv)C.____________.D

5. AB , AC , AD , BC , BD , CD.

Step-by-step explanation:

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