Find the surface area of a cone with a radius, r, of 5cm and a slant height, l, of 5cm.

a. 134.4 cm2
b. 140 cm2
c. 157 cm2
d. 163 cm2

Carmen begins her next painting on a rectangular canvas that is 82.7 cm long and has a area of 8,137.68 cm2. will the painting fit in a frame with an opening that is 82.7 cm long and 95 cm wide? explain

Is this a polynomial function? i need to know asap

The suare root of 9x plus 7 plus the square rot of 2x equall to 7