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MensurationQuestion and Answers: Page 13

Question Number 121793 Answers: 1 Comments: 2

Question Number 120790 Answers: 0 Comments: 1

Question Number 119025 Answers: 0 Comments: 0

Question Number 117832 Answers: 1 Comments: 0

Let a,b>0 and x∈]0;(π/2)[ Prove ((a/(sinx))+1)((b/(cosx))+1)≥(1+(√(2ab)))^2

$L e t a, b > 0 a n d x \in] 0; \frac{π}{2} [$ $P r o v e (\frac{a}{s i n x} + 1) (\frac{b}{c o s x} + 1) ⩾ {(1 + \sqrt{2 a b})}^{2}$

Question Number 117825 Answers: 1 Comments: 0

Let ABC be a triangle such as 2cosA+3sinB=4 and 3cosB+2sinA=3 Prove that the angle C is right.

$L e t A B C b e a t r i a n g l e s u c h a s$ $2 c o s A + 3 s i n B = 4 a n d 3 c o s B + 2 s i n A = 3$ $P r o v e t h a t t h e a n g l e C i s r i g h t .$

Question Number 117739 Answers: 1 Comments: 0

what is the centre of the circle with radius 4(√2) that can be inscribed in the parabola y=x^2 −16x+128?

$what is the centre of the circle$ $with radius 4 \sqrt{2} that can be$ $inscribed in the parabola$ $y = x^{2} - 16 x + 128 ?$

Question Number 117414 Answers: 0 Comments: 0

Question Number 114638 Answers: 1 Comments: 0

Given a = ((1^2 +2^2 +3^2 +...+16^2 −16)/(1.3+2.4+3.5+...+15.17)) c = (1−(1/2)).(1−(1/3)).(1−(1/4)).(1−(1/5)). (1+(1/5))(1+(1/4))(1+(1/3))(1+(1/2)). find a×c =

$G i v e n a = \frac{1^{2} + 2^{2} + 3^{2} + . . . + 16^{2} - 16}{1.3 + 2.4 + 3.5 + . . . + 15.17}$ $c = (1 - \frac{1}{2}) . (1 - \frac{1}{3}) . (1 - \frac{1}{4}) . (1 - \frac{1}{5}) .$ $(1 + \frac{1}{5}) (1 + \frac{1}{4}) (1 + \frac{1}{3}) (1 + \frac{1}{2}) .$ $f i n d a \times c =$

Question Number 114447 Answers: 4 Comments: 1

Question Number 114071 Answers: 1 Comments: 4

Find the solution set (√(x^2 −4x−5)) ≥ x

$F i n d t h e s o l u t i o n s e t$ $\sqrt{x^{2} - 4 x - 5} ⩾ x$

Question Number 113092 Answers: 2 Comments: 0

What is the area of a tringle where the sides of triangle are 91 cm, 98 cm, and 105 cm

$What is the area of a tringle where the$ $sides of triangle are 91 cm, 98 cm, and 105 cm$

Question Number 112780 Answers: 1 Comments: 1

Question Number 112686 Answers: 0 Comments: 2

Question Number 112467 Answers: 1 Comments: 0

Question Number 111799 Answers: 3 Comments: 4

Question Number 111734 Answers: 1 Comments: 0

A chord which is a perpendicular bisector of radius of length 18cm in a circle, has length.

$A chord which is a perpendicular$ $bisector of radius of length 18 cm in a$ $circle, has length .$

Question Number 109834 Answers: 3 Comments: 1

Question Number 108987 Answers: 1 Comments: 0

Question Number 108643 Answers: 2 Comments: 0

Question Number 108461 Answers: 1 Comments: 1

Question Number 105883 Answers: 3 Comments: 0

Question Number 105404 Answers: 1 Comments: 0

Cube ABCD.EFGH with length side 2 cm. Point P is the center of ABFE plane. The distance of HP line and the BG line is __

$C u b e A B C D . E F G H w i t h$ $l e n g t h s i d e 2 c m . P o i n t P i s t h e$ $c e n t e r o f A B F E p l a n e . T h e$ $d i s t a n c e o f H P l i n e a n d t h e B G$ $l i n e i s__$

Question Number 105356 Answers: 1 Comments: 0

Given a cube ABCD.EFGH. if α is the angle BEH & BEG , find the value of cos α ?

$G i v e n a c u b e A B C D . E F G H .$ $i f α i s t h e a n g l e B E H & B E G,$ $f i n d t h e v a l u e o f \cos α ?$

Question Number 104877 Answers: 1 Comments: 0

find x

$f i n d x$

Question Number 104841 Answers: 3 Comments: 3

Question Number 104280 Answers: 1 Comments: 5

What is the GCD of (1/2), (3/4), ((16)/(30)) ?

$What is the GCD of$ $\frac{1}{2}, \frac{3}{4}, \frac{16}{30} ?$

Pg 8 Pg 9 Pg 10 Pg 11 Pg 12 Pg 13 Pg 14 Pg 15 Pg 16 Pg 17

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