ext Using Coordinates to Prove Geometric Theorems: Mastery Test 1 Select the correct answer. The vertices of a parallelogram are Alx1.71). BUX2, Yz), qx3, 13), and (xa, y). Which of the following must be true if parallelogram ABCD is P to be a rectangle? OA 'y 4 - 43 V3 14 13 13 B. V4 - Y3 14-13 V2- 12 (-) = ?) and (???) = -1 (A ( 3 = = ?) and ( Part - 1) = -1 oc -->) and (?)-1 = ? OD. 13?) and (4-3) - ; У4 – — — 94-93. 14-13X12-11 = У4 — уз Уз Y2 12 92-91 \12-11 +1 . =-1 . Ig 12 V4 — уз Y- -13-13-11 I Reset Next

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size. it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?

What additional information could be used to prove abc =mqr using sas? check all that apply.

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?