`Q D i s t h e a l t i t u d e . F i n dD R ,ifP D=1Q D=21c m` . In a right angled tQD is the altitude. Find DR, if PD = 17 cm andcm.

Q Disthealtitude.FindDR,if PD=1QD=21cm. In a right angled tQD is the altitude.Find DR,if PD=17cm andcm.

In a right angled triangle PQR, angle Q=90^@ and QD is the altitude. Find DR, if PD=17 cm and QD=21 cm

In Figure, a circle with centre O is inscribed in a quadrilatal A B C Ds u c ht h a t ,i ttou c h e ss i d e s BC, AB, AD na C D AT POINTS P, Q, R and S respectively. If A B=29c m ,A D=23 c m ,/_B=90^0 and D S=5c m , then the radius of the circle (in cm) is 11 (b) 18 (c) 6 (d) 15

In figure, lines l_1a n d\ l_2\ i nt e r s e c t \ at O , forming angles as shown in the figure. If x=45^@ , find the values of y ,\ z\ a n d\ u .

Which of the following pairs of triangles are congruent? If they are congruent, write out the pairs of equal angles. A B C : A B=3c m ,\ B C=4c m ,\ C A=2\ c m D E F : D E=2\ c m ,\ E F=3\ c m\ a n d\ F D=4\ c m P Q R : P Q=17\ c m ,\ Q R=15\ c m ,\ P R=18\ c m D E F : D E=18\ c m ,\ E F=17\ c m ,\ D F=15\ c m .

Which of the following pairs of triangles are congruent? If they are congruent, write out the pairs of equal angles. A B C : A B=3c m , B C=4c m , C A=2 c m D E F : D E=2 c m , E F=3 c m a n d F D=4 c m P Q R : P Q=17 c m , Q R=15 c m , P R=18 c m D E F : D E=18 c m , E F=17 c m , D F=15 c m .

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z BDF, CFI, DHL, ….

Each question is based on the following alphabet-series : A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Which letter in the alphabet is as far from Gas T is from M?

In the following figures R I S K\ a n d\ C L U E are parallelograms. Find the measure of xdot

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A, CD, GHI, …., UVWXY