5. A surveyor is 100m from a building. He finds the angle of elevation to the top is 23°. If his eye level is 1.55m above the ground, find the height of the building,

55? i think maybe

step-by-step explanation:

the thermometer is precise but not accurate

step-by-step explanation:

7! = 7×6×5×4×3×2

3! = 3× 2

as 7! is multiple of 3! because 7! contains 3! that is 3× 2 as factor

so 7! /(3! ) = 7× 6× 5× 4

= 42 × 20

= 840

its b) 840✌✌✌

dhruv⭐