A person in an apartmentbuilding sights the top and bottom of an office building 500 ft. away. The angle of elevation for the top of the office building is 23°and the angle of depression for the base of the building is 50°. How tall is the office building?

Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12

Asequence has its first term equal to 4, and each term of the sequence is obtained by adding 2 to the previous term. if f(n) represents the nth term of the sequence, which of the following recursive functions best defines this sequence? (1 point) f(1) = 2 and f(n) = f(n − 1) + 4; n > 1 f(1) = 4 and f(n) = f(n − 1) + 2n; n > 1 f(1) = 2 and f(n) = f(n − 1) + 4n; n > 1 f(1) = 4 and f(n) = f(n − 1) + 2; n > 1 i will award !

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i