A B C D E is a regulas pentagon of side bergth x unts. The diagonal AC=Yunits. Prove that A E ។ A = -1. с

Q: Which a. b. c. C. of these is correct? AXA = |A|² A x B + BxA =0 A.B.C=B.C.A

A: as cross product of same vectors is zero, therefore the first statement is…

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Q: you to If ZA ZD and ZC ZF, which additional statement does NOT allow conclude that AABC = ADEF?

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Q: 5. In the picture below, M is the midpoint of AB, and N is the midpoint of both BC and MP. Prove…

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Q: Name two planes that intersect in FG.

A: We have to name the plane which intersects in FG,

Q: Q.4) If a = 3i+j-k, b=2i-j+kand c 5i + 3k, find (2 a +b).c.

A: According to our guidelines, In case of multiple questions we are supposed to answer the first…

Q: 2. If ở = [m, n, 1] is perpendicular to both ả = [5, 1, −2] and ☎ = [3, −3, 6], find m and n.

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Q: (part 4) triangle APQR has vertices (2,-2, 1), Q(1, -3, -1), R(-2, 2, 1). the distance formula to…

A: we will find the required.

Q: A. Given z1 = 26 – j7, z2 = 3 + j4, z3 = zi, z4 = zż: 1. Find the sum and difference of z, and z2.…

A: Disclaimer: Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: Find the length of DF * 1 point F G 4 ст E 3D B,--- C 9 ст A 4 ст 9.8 cm 10.6 cm 5.7 cm Other: ООО О

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Q: 16. Let u=2i+2j and v=-i+√3j. Find the angle between these vectors. (Hint: Graph each.) A. 120…

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Q: Given B is the midpoint of AC, what is AC? A A 6 B C D 27 18 54 4x+3 B 3x+9 с

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Q: IB tle Zeros f@= Cle Palynami al 3-3x2+2t are a-b,a,9+b find arol b

A: See attached file for a step by step explanation.

Q: Convert the polar coordinates (-8, 2π/3) into rectangular coordinates. Convert the rectangular…

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Q: Find the length of the diagonal indicated for each trapezoid. SU = 6x -9 RT= x+6 Find SU О 12 O 10

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Q: M is the midpoint of AB. If A (4, 0) and M (2, 1.5), then find the coordinates of B. A (6, 1.5) (3,…

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