If the area of the triangle abc is 450 cm², m (< b) = 82° and m (< c) = 56°, find the value of a (bc)

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

Which expressions are equivalent to -7+3(-4e-3)? choose all answers that apply: choose all answers that apply: a -4(3e+4)? 4(3e+4) b 12e12e c none of the above

If value of cos330° is √3/2 then find tan165°.