यदि एक शर्ट का साइज 27 सेंटीमीटर है और पेंट का साइज 28 सेंटीमीटर है तो कोर्ट का कितना साइज होगा
Answers
Answered by
0
Step-by-step explanation:
Brainly.in
What is your question?
bikashkmr1995
bikashkmr1995
26.04.2019
Math
Secondary School
+50 pts
Answered
यदि एक आयत का परिमाप 34 सेंटीमीटर है और विकर्ण 13 सेंटीमीटर है तो उसका क्षेत्रफल कितना होगा
2
SEE ANSWERS
Log in to add comment
Answers
Answer:
_________________________
Perimeter of rectangle = 2(L+ B) = 34 cm
=> L + B = 17 cm ……. (1)
Since diagonal = 13 cm
By pythagoras law
13² = L² + B²
=> 169 = (L + B)² - 2LB
=> 169 = 17² - 2LB
=> 2LB = 289 - 169 = 120
=> LB = 60
Area = 60 cm²
Similar questions