4 Select the correct answer. What is the area of `DeltaSTR`? A. 30 square feet B. 34.5 square feet C. 57.5 square feet D. 60 square feet

What is the value of x in the equation (2)3) (x+6)= -18 a. -36 b. -33 c. -24 d. -18

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Answer this two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: two right triangles abc and edc have a common vertex c. angle abc and edc are right angles. ab is labeled 13 feet, ac is labeled 15 feet, ec is labeled 10 feet, and ed is labeled 4 feet.what is the approximate distance, in feet, between the two poles? 11.14 feet16.65 feet14.35 feet15.59 feet