Given that triangle vwx is congruent to triangle klj find vw a)4 b)5 c)6 d)7

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a

Askateboard ramp is in the shape of a right triangle what is the height of the ramp

If you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no. explain your mathematical thinking