Question

MEDAL AND FAN

The triangles shown are similar.

What is the value of x?

http://oi59.tinypic.com/14l61io.jpg



A) 20

B) 13

C) 15

D) 12

Answer 1

@Nnesha

Answer 2

C) 15

Answer 3

He is right
Pythagorean theorem a2+b2=c2

Answer 4

Thank you

Answer 5

http://prntscr.com/64olnx
Hint: Evey side og the `bigger triangle` is `3 times than that of the smaller one`

Answer 6

OR

Answer 7

Use the `Pythagorean theorem `

Answer 8

A^2 = B ^2 + C^2

Answer 9

A = to be calculated
B = 9
C - 12
Square the given values and add them
i.e 9^2 + 12^2

Answer 10

9^2 = 9 times 9
12^2 = 12 times 12

Answer 11

so now whats 9 times 9 plus 12 times 12?

Answer 12

81 + 144

Answer 13

which is 225

Answer 14

A^2 = 225
therefore `square root of 225 is A`

Answer 15

15 times 15 is 225

Answer 16

Hence,
the answer is,
` C) 15`

Answer 17

Thank you