What is the lcd of 2/3,4/5,and 7,10

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by

Tan198=asin164=? how to solve this? ?

Rewrite the polynomial -9x5 + 36x4 + 189x3 in factored form.