alleryएक समद्विबाहु त्रिभुज का शीर्ष कोण 40° है। प्रत्येक आधार कोण का मान क्या है?
A50°
B70°
C40°
D60°
Answer & Solution
Correct answer: B. 70°
आधार कोण 180 - 40 = 140 डिग्री को बराबर साझा करते हैं, इसलिए प्रत्येक कोण 70 डिग्री है।
Keep practising Geometry and Trigonometry
Browse all Geometry and Trigonometry questions for RRB NTPC, or explore more Mathematics topics.
Related questions
RRB NTPC · Trigonometric RatiosRRB NTPC · Triangle CentersRRB NTPC · Classify Angle TypesRRB NTPC · Match Trigonometric ValuesWhich line segment connects two points on a circle and divides it into two segments?When does the sum of two side lengths equal the third side?What total measure in degrees do the two non-right angles of a right triangle add up to?What geometric shape is the planar region bounded by two concentric circles?