Angle ABD is 90 .
360
B
What is the measure of ZABC?
O A 360
OB. 549
OC 90°
OD 126
OE 144

Bring the fraction a/a-4 to a denominator of 16-a^2

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?

The coordinates r(1, -3), s(3, -1) t(5, -7) form what type of polygon? a right triangle an acute triangle an equilateral triangle an obtuse triangle