Question

2. In triangle KIN and triangle ACT, ZI = 2C and ZN =ZT. Which additional information is not
sufficient to prove congruency of triangles KIN and ACT?
a) KI=AC
b) IN=CT
c) IN=TA
d) NK=TA
3. If 90% of x is 315 kilometers, then the value of x is
I
a) 325km
b) 350km
c) 405km
d) 340km
4. A man spends Rs. 1800 per month and saves 20% off his income. His monthly income is
a Rs. 2250 b) Rs. 2400
c) Rs.2220.50 d) None of these
5. Rational numbers are of the form, where q = 0 and p and q are
a) natural numbers b) whole numbers c) integers
d) None of these
6. Sum of a rational number and its additive inverse is
a) 1
b) O
c) - 1
d) None of these
7. The area between two concentric circles with outer and inner radii R and r, respectively is
a) II (R2 – 52) b) II (R² +r2)
d) None of these
8. The area of a circle is 491cm2. Its circumference is
c) ПR 2
d) 2811 cm​

Answer 1

Answer:

sorry don't know sorry .