Passage III : In a right triangle ABC, 2B = 90°, if AC
13 cm, BC = 5 cm
1. The length of side AB is
(a) 144 cm
(b) 194 cm
(c) 194 cm
(d) 12 cm
2. If length of AC is diminished by 3 cm then the
length of the side AB will be
(a) 15 cm
(b) V182 cm
(c) 53 cm
(d) remains same
3. The area of triangle is
(a) 32.5 cm2
(b) 30 cm2
(c) 3.25 cm2
(d) 325 cm2
Answers
Answered by
0
Answer:
first answer is 12
2nd answer is 53
Answered by
0
Answer:
1. 12cm. 2. V182 cm. 3. 30 cm2
Step-by-step explanation:
By Pythagoras Theorem AB is 12cm.
then Area of Triangle will be
1/2×(Base×Height)
so 1/2×(5×12)
= 30 cm2
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