An 8-foot rope is tied from the top of a pole to a stake in the ground, as shown in the diagram below. If the rope a 57° angle with the ground, what is the height of the pole, to the nearest tenth of a foot?

A 4.4
B 6.7
C 9.5
D 12.3

Find the pattern and use it to list the nth term in the sequence. 6, 12, 20, 30, 42, 56, the nth term of the sequence is

Drag each expression to the correct location on the solution. not all expressions will be used. consider the polynomial 8x + 2x2 - 20x - 5. factor by grouping to write the polynomial in factored form.

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?