Question

please solve this
50 point

Answer 1

1b
2a
3b.................

Answer 2

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1st :- The value of sin 30 degrees is 0.5. The trigonometric functions also called as an angle function relates the angles of a triangle to the length of its sides.

hence 1/2 option b is the right answer

5th:-

14

Greatest Common Factor of 56 and 70. Greatest common factor (GCF) of 56 and 70 is 14. We will now calculate the prime factors of 56 and 70, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 56 and 70.

hence 14 option c is the right answer..

hope it helps you