Qulles proportions pourraient servir a calculer la caleur de x ? il y en a 2

Determine the area of a triangle with (see picture below)

Melissa is purchasing a $160,000 home and her bank is offering her a 30-year mortgage at a 4.9% interest rate. in order to lower her monthly payment, melissa will make a 20% down payment and will purchase 3 points. what will her monthly mortgage payment be? a. $645.98 b. $650.46 c. $662.93 d. $606.69

X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20