Lines CD and CE are tangent to circle a. If m∠DAE = 130°, what is the measure of ∠DCE? A. 230 B. 130 C. 100 D. 50

Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

Heather is a cashier. she can ring up 1212 customers in 99 minutes. at this rate, how many minutes does it take her to ring up 44 customers?