subject
Mathematics, 10.09.2021 17:10 bennyanderson857

AB= AC? + BC = 52 + 122 = 25 + 144 = 169 = 132 ABP = 132. So, AB = 13 this question is from NCERT e maths book class 7th chapter the triangle and its properties example number 6 page number 129. I wanted to ask that in this solution after adding 5 square + 12 square it is equal to 25 but 5 + 12 is not 25 and also why did the add 144 and 25. please explain ​

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 16:00
Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?
Answers: 1
question
Mathematics, 21.06.2019 17:20
Which functions shave a maximum and are transformed to the left and down of the parent function ,check all that apply f(x) = x2? p(x) =14 (x+7)2 + 1
Answers: 3
question
Mathematics, 21.06.2019 22:00
Given sinβˆ… = 1/3 and 0 < βˆ… < Ο€/2 ; find tan2βˆ… a. (4√2)/9 b. 9/7 c. (4√2)/7 d.7/9
Answers: 2
question
Mathematics, 22.06.2019 04:00
Which is the standard form for this number? (2 x 10) + (5 x 1) + (8 x 1 10,000 )
Answers: 1
You know the right answer?
AB= AC? + BC = 52 + 122 = 25 + 144 = 169 = 132 ABP = 132. So, AB = 13 this question is from NCERT...
Questions
question
Social Studies, 26.09.2019 12:00
question
Social Studies, 26.09.2019 12:00
question
History, 26.09.2019 12:00
Questions on the website: 13722361