Determine whether parallelogram jklm with vertices j(-1, -1), k(4, 4), l(9, -1) and m(4, -6) is a rhombus, square, rectangle or all three.

‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️ i have been waiting for almost an hour with no ! only answer if you absolutely know the ! explain your answer and ensure that it is you so so much!

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.