Geometry – Page 138

Question-48653

Tinku Tara June 4, 2023 Geometry 0 Comments

Question Number 48653 by ajfour last updated on 26/Nov/18 Commented by ajfour last updated on 26/Nov/18 $F i n d \frac{r}{R} . S m a l l e r s p h e r e$ $i n s c r i b e d i n s i d e t e t r a h e d r o n$ $a n d l a r g e r o n e c i r c u m s c r i b i n g t h e$ $t e t r a h e d r o n (r e g u l a r) .$ …

Question-48638

Tinku Tara June 4, 2023 Geometry 0 Comments

Question Number 48638 by mr W last updated on 26/Nov/18 Commented by mr W last updated on 26/Nov/18 $F i n d t h e l o c u s o f P s u c h t h a t P O$ $i s t h e b i s e c t o r o f ∠ A P B .$ Commented by…

Question-179688

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Question Number 179688 by Acem last updated on 01/Nov/22 Commented by HeferH last updated on 01/Nov/22 Commented by HeferH last updated on 01/Nov/22 $$\phi=\mathrm{30}° \…

Question-48611

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Question Number 48611 by Tawa1 last updated on 25/Nov/18 Answered by mr W last updated on 26/Nov/18 $r_{1}, r_{2} = r a d i i o f t h e t w o b i g g e r c i r c l e s$ $r_{3} = r a d i u s o f t h e s m a l l e s t c i r c l e$ $$\sqrt{\left({r}_{\mathrm{1}}…

Question-179653

Tinku Tara June 4, 2023 Geometry 0 Comments

Question Number 179653 by cherokeesay last updated on 31/Oct/22 Answered by mr W last updated on 31/Oct/22 Commented by mr W last updated on 31/Oct/22…

Question-48567

Tinku Tara June 4, 2023 Geometry 0 Comments

Question Number 48567 by behi83417@gmail.com last updated on 25/Nov/18 Commented by behi83417@gmail.com last updated on 25/Nov/18 $square side = 1, G : center of square .$ $circle passes from : G, F, E .$ $∡ GHE = 120^{∙}$ $\Rightarrow area of : GHEF = ?$ …

Question-48560

Tinku Tara June 4, 2023 Geometry 0 Comments

Question Number 48560 by behi83417@gmail.com last updated on 25/Nov/18 Commented by behi83417@gmail.com last updated on 25/Nov/18 $out circle radi = 1$ $a, b = distance of midpoint of : AB, BC from$ $out circle .$ $find : r, in terms of : a, b .$ …

Question-179609

Tinku Tara June 4, 2023 Geometry 0 Comments

Question Number 179609 by Acem last updated on 31/Oct/22 Answered by mr W last updated on 31/Oct/22 $M e t h o d I$ $\frac{\sin x}{2 \sin 15 °} = \frac{\sin (x + 15 °)}{1} = \frac{\sin x \cos 15 ° + \cos x \sin 15 °}{1}$ $\sin 30 ° + \frac{2 \sin^{2} 15 °}{\tan x} = 1$ $$\frac{\mathrm{1}−\mathrm{cos}\:\mathrm{30}°}{\mathrm{tan}\:\gamma}=\frac{\mathrm{1}}{\mathrm{2}}…

Question-48522

Tinku Tara June 4, 2023 Geometry 0 Comments

Question Number 48522 by ajfour last updated on 25/Nov/18 Commented by ajfour last updated on 25/Nov/18 $A r e g u l a r h e x a g o n a l p y r a m i d$ $w i t h b a s e e d g e a a n d a l t i t u d e h .$ $F i n d t h e a r e a o f a s e c t i o n t h a t$ $p a s s e s t h r o u g h m i d p o i n t s P, Q$ $${of}\:{sides}\:{AB}\:{and}\:{CD}\:{and}\:{also}…

Question-179567

Tinku Tara June 4, 2023 Geometry 0 Comments

Question Number 179567 by Acem last updated on 30/Oct/22 Answered by mr W last updated on 30/Oct/22 $x^{2} = {(3 + 5)}^{2} + 4^{2} - 3^{2} = 71$ $$\Rightarrow{x}=\sqrt{\mathrm{71}} \…

Category: Geometry