Related Questions

∠PSR = 90° হলে, ∠QRS + ∠PQR = কত?
A 100°
B 135°
C 180°
D 225°
In triangle PQR length of the side QR is less than twice the length of the side PQ by 2 cm. Length of the side PR exceeds the length of the side PQ by 10 cm. The perimeter is 40 cm. the length of the smallest side of the triangle PQR is:
A 6 cm
B 8 cm
C 9 cm
D 10 cm
∆PQR, PQ2>QR2+PR2 হলে_ i.  ∠PRQ স্থুলকোণ ii.  ∠QPR সমকোণ iii. ∠PQR সূক্ষ্মকোণ নিচের কোনটি সঠিক? 
A i ও ii
B i ও iii
C ii ও iii
D i,ii ও iii
Δ PQR-এ ∠PQR 90° এবং PM ⊥ QR হলে, নিচের কোনটি সঠিক?
A PR2 = PQ2 + QR2 - 2QR.RM
B PR2 = PQ2 + QR2 - 2QR.QM
C PR2 = PQ2 + QR2 - 2QR.RM
D PR2 = PQ2 + QR2 - 2QR.OM
PQR বিষমবাহু ত্রিভুজ- i. PQ+PR> QR ii. PQ-PR QR iii. ∠QPR ∠PQR নিচের কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i, ii ও iii
△ ABC ও △ PQR সদৃশ এবং এদের অনুরূপ বাহু BC ও QR হলে, △ABC : △ PQR = কি?
A BC: QR2
B BC2 : QR2
C QR: 2BC
D BC2 : QR
The height of a cone is 24 cm and the area of the base is 154 cm2. What is the curved surface area (in cm2) of the cone?
A 484
B 550
C 525
D 515
A square carpet with an area of 169 cm2 must have 2 cm cut off one of its edges in order to be a perfect fit for a rectangular room. What is the area (in cm2) of this rectangular room?
A 117
B 143
C 145
D 165
A square carpet with an area of 169 cm2 must have 2 cm cut off one of its edges in order to be a perfect fit for a rectangular room. what is the area (in cm2) of this rectangular room ?
A 117
B 143
C 145
D 165
∠QRS = কত?
A 30°
B 45°
C 60°
D 135°

Next steps