15. find the area of the rhombus with diagonals a = 4 and b = 5.
оа. 30
ов. 20
ос. 40
od. 10

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

Pls if a cow has a mass of 9×10^2 kilograms, and a blue whale has a mass of 1.8×10^5 kilograms, which of these statements is true?

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.