C= X:x=3n,1 ≤ N ≤ 4,n ∈ N D= X:x=2n,1 ≤ N - Gauthmath

Trang chủ » C = X X = 3n 1 ≤ N ≤ 4 N ∈ N » C= X:x=3n,1 ≤ N ≤ 4,n ∈ N D= X:x=2n,1 ≤ N - Gauthmath

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Question

P is the point (2,14) Q is the point (6,8) R is the point (2,5) Use gradients to show that angle PQR is not a right angle.SHOW LESS92

Solution

user avatar imageAnswerobtuse triangleExplanationDetail stepsDetermine the shape: Click for video explanations: obtuse triangleClick to rate:89.5(645 votes)Search questionBy textBy image/screenshotDrop your file here orClick Hereto upload

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