Which equations can be used to determine the area of the irregular figure? Check all that apply. A trapezoid has a base of 9 inches, height of 5 inches, and top side length of 3 inches. A = 3 (5) + one-half (5) (6) A = one-half (5) (9) + one-half (3) (5) A = one-half (3) (5) (9) A = 3 (5) (9) A = one-half (5) (9) + 3 (5) A = 3 (5) + 6 (5)PLZ HELP FOR BRAINIEST FOR CORRECT ANSWER AND 20 POINTS

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle.what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle.what is the measure of angle a? enter your answer in the box.m∠a= 3.)quadrilateral abcd is inscribed in this circle.what is the measure of angle b? enter your answer in the box.m∠b= °4.)quadrilateral abcd is inscribed in this circle.what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle.what is the measure of angle c? enter your answer in the box.°