alleryଗୋଟିଏ ସମକୋଣୀ ତ୍ରିଭୁଜର ସମକୋଣ ସଂଲଗ୍ନ ବାହୁଦ୍ୱୟ 9 cm ଏବଂ 12 cm ଅଟେ। ଏହାର ପରିସୀମା କେତେ?
A36 cm
B21 cm
C30 cm
D54 cm
Answer & Solution
Correct answer: A. 36 cm
କର୍ଣ୍ଣ ହେଉଛି 81 + 144 ର ବର୍ଗମୂଳ, ଯାହା 15 ଅଟେ, ତେଣୁ ପରିସୀମା ହେଉଛି 9 + 12 + 15 = 36 cm।
Keep practising Geometry & Mensuration
Browse all Geometry & Mensuration questions for RRB NTPC, or explore more Quantitative Aptitude topics.
Related questions
In three dimensions, what formula gives the volume inside a sphere of radius r?Which algebraic expression calculates the total exterior area bounding a sphere of radius For a circular cylinder of base radius r and height h, which formula gives its volume?Which formula gives the curved side area of a right cylinder with radius r and height h?What geometric solid is generated by rotating a rectangle about one of its sides?What is the longest line segment that can be drawn between two points on a sphere?What metric area corresponds to one million square metres?How many square centimetres are contained in one square metre?