Web3 jun. 2024 · If mBAC = 55°, what is mDBC? A. 20° B. 80° C. 70° D. 35° See answers Advertisement hudadagra Looking at the diagram BAC is an isosceles triangle. … WebID: A 1 Chapter 4 Review -- GH Answer Section 1 m∠1=141,m∠2=84, m∠3=139 2 Yes; Each side of triangle PQR is the same length as the corresponding side of triangle STU. …
[Solved] In ΔABC, AB = 7, BC = 10 cm, and AC = 8 cm. If AD is t
WebGiven the following diagram, enter the required information. m BXA = 30° 20', m CXB = 40° 35' 70 55 Given the following diagram, enter the required information. m DXB = 70° 15' … Webm∠B =20. What is m∠A? 1) 50 2) 70 3) 110 4) 150 3 In the accompanying diagram of ABC, AB is extended through D, m∠CBD =30, and AB ≅BC. What is the measure of ∠A? 1) … hercule inpulse 500
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WebProblem 1 (P.3.42). Exercise 42 from P.3. labels ∠ABD as ∠1, and ∠DBC is labeled ∠2. Find the m∠1 given that m ... (labelled c) and d)) as either Ture or False. c) m∠BAE − … Web12 apr. 2024 · 知识点三:等边三角形的性质与判定 1.如图, ABC是等边三角形,点D是边BC上一点,且∠ADC的度数为 (5.x一20)°,则x的值 可能是 () A.10 B.20 C.30 D.40 D (第1题图)》 (第2题图) 2.如图,在等边 ABC的边AB,AC上分别截出AD=AE,则 ADE () A.不是等边三角形 知识点二:等腰三角形的判定 B.不一定是等边三角形 81 C.一定是等边三角形 D.无 … Web19 feb. 2024 · x = angle DAB = angle DBC. y = angle ABC = angle DCB = angle BDC. We know that (x + 2y) = 180°, and the prompt is asking for the value of y. Statement #1: angle BDC = 2* (angle DAB) In other words, y = 2x. Then. x + 2y = x + 4x = 5x = 180°. This means x = 36° and y = 72°. This statement leads directly to the numerical value sought in the ... matthew 5:34