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Syllabus

aunits. Find the coordinates of the vertices.22. AB is the diameter of a given circle with centre O. If PA=PB and $\angle $PAC=20

^{o}, find the value of $\angle $PAB and $\angle $ABC.44. A dishonest shopkeeper pretends to sell his goods at price but uses false

weights and gains $11\frac{1}{9}\%$ For a weight of 1 kg he uses :

(a) a weight Of 875

(c) a weight Of 950 gm

(b) a weight Of 900 gm

(d) None Of these

45.45. A dealer professing to sell his goods at cost price,' 900 gm weight for 1

kg. His gain percent is :

a. 9% b. 10% c. 11% d. $11\frac{1}{9}\%$

46. By using a false weight, a dealer defrauds his customers by in purchasing

and by 5% in selling. His gain percent is :

(a) 10%

(b) 2.5%

(c) 10.25%

(d) None of these

Plz fast

{.....,-6,-3,0,3,6,.......}

(i) A

_{1}= {–2, –1, 1, 3, 5}(ii) A

_{2}= {x : x ∈ N and 3 ≤ x < 7}(iii) A

_{3}= {p : p ∈ W and 2p – 3 < 8}(iv) A

_{4}= {b : b ∈ Z and –7 < 3b – 1 ≤ 2}2. If P = {p : p is a letter in the word 'PERMANENT'}, find n(P).

1. All students in a school.

2. All planet in our solar system.

How to do

$9.Expresstheshadedpartofthediagramgivenbelowintermsofunion\phantom{\rule{0ex}{0ex}}andintersectionofthesetsA,BandC.\phantom{\rule{0ex}{0ex}}$

$Ifn\left(\zeta \right)=200,n\left(A\right)=80,n\left(B\right)=75,n\left(C\right)andn(A\cap C)=30;find:\phantom{\rule{0ex}{0ex}}\left(i\right)n(A\cup C)\left(ii\right)n(A\cup C)\text{'}\phantom{\rule{0ex}{0ex}}\left(iii\right)n(A\cup B)\text{'}\left(iv\right)n(A\cup B)\text{'}-n\left(C\right)$

B={squares}

C={rectangle}

D={rombus}

True or false

$i)B\subset C=\phantom{\rule{0ex}{0ex}}ii)D\subset B=\phantom{\rule{0ex}{0ex}}iii)C\subseteq B\subseteq A=\phantom{\rule{0ex}{0ex}}iv)D\subset A=\phantom{\rule{0ex}{0ex}}v)B\supseteq C=\phantom{\rule{0ex}{0ex}}vi)A\supseteq B\supseteq D=$

1. x belongs to set A.

2. y is not an element of B.

3. x and y are element of C.

4. a, b and c belong to D.

5. Cardinal number of set M is equal to p.

Please give me ans plssss

Q. Write each of the following sets in Roster form and write its

(iii) C = {x : x $\in $ N, x is a perfect square, x < 30}

(iv) D = {x : x e N, x is a composite number, 10 < x < 18}