A 20-foot ladder is leaning against a building. The ladder forms an angle of 70° with the ground. To the nearest tenth of a foot, how far from the side of the building is the base of the ladder?

Will mark brainliest if you answer ! the taco shop sold 198 lunches friday. this number is 3 more than 3 times the number they sold monday. let n represent the number of lunches sold monday. which equation shows an equality between two different ways of expressing the number of lunches sold on friday? a. n – 3 = 198 b. 3n – 3 = 198 c. 3n + 3 = 198 d. n + 3 = 198

Kai walked one and two-thirds of a mile on saturday and four and one-sixth of a mile on sunday. how many miles did kai walk?

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle