The angle of elevation of the top of a rock from the top and foot of a 100 cm high tower are respectively 30° and 45 ° .find the height of the rock.

plz answer fast !

Arectangular prism is 3 meters long, 6 meters wide, and has a height of 9 meters. what is its surface area?

The first five terms of a linear sequence are given below. 7 , 12 , 17, 22 , 27 , what is the next term of the sequence?

Which of the following values cannot be probabilities? 0.08, 5 divided by 3, startroot 2 endroot, negative 0.59, 1, 0, 1.44, 3 divided by 5 select all the values that cannot be probabilities. a. five thirds b. 1.44 c. 1 d. startroot 2 endroot e. three fifths f. 0.08 g. 0 h. negative 0.59