In triangle PQR, N is a point on PR such that QN ⊥ PR if PN X NR= QN² prove angle PQR=90 I class 10

In ∆PQR, N is any point on PR such that QN⊥PR. If PN X NR = 𝑸𝑵^𝟐. Prove that ∠𝑷𝑸𝑹=𝟗0 I class 10 ‪@deepakmittalmakesuexpert‬ @deepakmittalmakesuexpert @rbclasses @apnikaksha @cbseclassvideos @ncertwallah @learnohub @nexaclassesdeepakantil @class12byunacademy @nehaaggarwalmathematicallyinclined @maqsadonlinelearning @anuragchauhanedumintra @thetruthshow @bhannatmaths @jeenexusbyunacademy @kumarhero @a4shubclass12 @physicstuitionclasses @VedantuMath @mathsculeas your queries:- In ∆PQR, N is any point on PR such that QN⊥PR. If PN X NR = 𝑸𝑵^𝟐. find the number of words with or without meaning how to find altitude of the tringle class 9 if y=sin^-1x show that(1-x^2)y2-xy1=0 an apache helicopter of enemy is flying along the in the given figure angle cef = angle cfe. F is the midpoint show that the middle term in the expansion of find the number of words with or without meaning if the first and nth term of a gp are a and b in the given figure angel cef=angle cfe. F is the midpoint 1/sin10-root3/cos10 deepak mittal anubhav jain class 11 derivatives coordinate geometry class 9 icse ml Aggarwal deepak mittal definite integral class 12 derivatives of tanx by first principle class 11 find the domain and range of under root 9-x2 find the square root of 7+24i range of root 9-x2 similar triangle 10th class maths similar triangle class 10 the sum of two digit and the number obtained why 0 factorial is 1 trigonometry trigonometricidentities cbse icse mathsproblems trigonometryclass10 toughquestions trickyquestions deepakmittal ncert deepakmittalmakesuexpert maths mathematics class10 class11 class12 class9 eddiwoo cbseclassvideos nehaaggarwal adda247 #deepakmittalmakesuexpert #deepakmittal #similartriangles