(81)³/⁴

is equal to

i) 9 ii) 27 iii) 81 iv) 34

Plz help plz give me the answer

What is the sum of these mixed numbers 2 1/8 + 4 3/8

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer