"চিত্রে, `ABCD` একটি রম্বস যার সাথে `/_A BC=56^0dot` নির্ধারণ `/_A C Ddot`"

If A B C D is a rhombus with /_A B C=56^0, find the measure of /_A C D

A B C D is a cyclic quadrilateral in which: B C A D ,\ /_A D C=110^0\ a n d\ /_B A C=50^0dot Find /_D A C /_D B C=80^0\ a n d\ /_B A C=40^0dot Find /_B C D /_B C D=100^0a n d\ /_A B D=70^0 find /_A D B

In Fig.102, A B C D E F ,\ /_A B G=110^0,/_G C D=100^0 and /_B G C=x^0dot the value of x is (a) 35 (b) 50 (c) 30 (d) 40

In Fig.104, A B C D ,\ /_O A B=150^0\ a n d\ /_O C D=120^0dot Then, /_A O C= (a) ( b ) (c) (d) (e) 80^(( f )0( g ))( h ) (i) (j) (b) ( k ) (l) (m) (n) 90^(( o )0( p ))( q ) (r) (s) (c) ( d ) (e) (f) (g) 70^(( h )0( i ))( j ) (k) (l) (d) ( m ) (n) (o) (p) 100^(( q )0( r ))( s ) (t) (u)

In Fig.81, side B C of A B C has been produced to D and C E B Adot If /_A B C=65^0,\ /_B A C=55^0, find /_A C E ,\ /_E C D\ a n d\ /_A C Ddot

ABCD is a field in the shape of a trapezium. A B||D C and /_A B C=90^0, /_D A B=60^0dot Four sectors are formed with centres A ,B ,Ca n dD (See Figure). The radius of each sector is 17.6m. Find the total area of the four sectors. area of remaining portion given that A B=75 ma n dC D=50 mdot

The side B C of A B C is produced to a point Ddot The bisector of /_A meets side B C in Ldot If /_A B C=30^0a n d /_A C D=115^0, then /_A L C= 85^0 (b) 72 1/2^0 (c) 145^0 (d) none of these

D is a point on the side B C of A B Cdot A line P D Q , though D , meets side A C in P a n d A B produced at Q . If /_A=80^0, /_A B C=60^0 and /_P D C=15^0 find (i) /_A Q D (ii) /_A P Ddot

In A B C , /_B=60^0,/_C=40^0, A L_|_B C a n d A D bisects /_A such that L and D lie on side B Cdot Find /_L A Ddot

If A B C and DEF are two triangles such that A B C ~= F D E a n d A B=5c m , /_B=40^0 a n d /_A=80^0dot Then, which of the following is true? D F=5c m , /_F=60^0 (b) D E=5c m , /_E=60^0 D F=5 c m , /_E=60^0 (d) D E=5c m , /_D=40^0