The diagram shows a sector of a circle of radius 8 cm. The angle of the sector is x°.
The perimeter of the sector is (16+ 14pi)cm.
Find the value of x.

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

∆red ≅ ∆ by rule will give brainiest if possible

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.