Given: 21 and 23 are supplementary. Prove: а || b 3 alb 21 and 23 are...
3. (a) Let z1,z2, z3 € C, prove the following identity: (21 - 22)(22 – 23)(23 – £1) = (22 - 23)+23(23 – £1)+23(21 - 22). (b) In AABC, P is a point on the plane II containing A, B and C. Prove that aPA +bPB2 +cPC2 > abc.
prove the following 1) 2) 3) 4)A parallelogram is a square iff it's diagonals are perpendicular and congruent. 5) the median of a trapeziod is parallel to each base 3.7) Corollary (Parallel CT). Let l, and l be coplanar lines and I a transversal. a. (Property C) 4 | l, if and only if a pair of interior angles on the same side of t are supplementary b. (Property T) Ift 1 l and 41 || 12, then t 1...
PERIOD DATE SCORE NAME 4 Standardized Test Practice (Chapters 1-4) Part 1: Multiple Choice Instructions: Fill in the appropriate circle for the best answer 1. If m_1 = 5x - 4 and m_2 = 52 - 9y, which values for x and y would make i and 22 complementary? (Lesson 1-5) Ar=2 y=12 Cx=12, y = 2 Bx=27, y Dr 1. 3 y=27 J 0 2. Which is not a polygon? (Lesson 1-6) G H G H F 3. Complete...
i dont need process, just the answers! Comenzado: 7 de jun en 13:25 Instrucciones de la evaluación Choose and calculate for the best answers. Pregunta 3 1 ptos. Find the next two terms in the sequence: 243,-81, 27,-9, -3.-1 3, 1 3,-1 O3.1 Pregunta 5 1 ptos. Which statement is a negation of the sentence: Most fire trucks are red. Some fire trucks are red. 9 out of 10 fire trucks are red. Most fire trucks are not red. Some...