In parallelogram ABCD, which angle is congruent to <ABC? A. <ABD
B. <BCD
C. <CDA
D. <DAB​

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

Parallelogram rstu is a rhombus. m∠r = 120° what is m∠t = 120 (what is m∠rsu? )