Question

In triangles ABC and PQR, AB=3.5cm ,BC= 7.1cm, AC=5cm, PQ= 7.1cm, QR=5cm and PR=3.5cm.Examine

whether the two triangles are congruent or not?

Q3. (a) The ages in years of 10 teachers of a school are :- 32,41,28,54,35,26,23,33,38,40

(i) What is the age of the oldest teacher and that of the youngest teacher?

(ii) What is the range of the ages of the teachers?

(iii) What is the mean age of these teachers?

Find the value of :

(i) (3/11) X (2/5)

(b)

(5/4) + (-11/4)




​

Answer 1

Answer:

Savannah hhshebndbejwjfbhdh cancelled Ida