Answer:
option C is the answer......
Answer:
x = 11
Step-by-step explanation:
3x - 7 = x + 15 ( subtract x from both sides )
2x - 7 = 15 ( add 7 to both sides )
2x = 22 ( divide both sides by 2 )
x = 11
Answer:
315
Step-by-step explanation:
Using a scale factor of 3 basically means just multiply the length and the width by 3.
So instead of 5 * 7, we are doing 15 * 21.
15 * 21 = 315
The perimeter of the right angled triangle should be 36cm, hope this helps:)
Answer: w is equal to the sum of angles x and y. (W=x+y)
Step-by-step explanation:
The exterior angle of a triangle (in this case w) is equal to the sum of the two remote interior angles of the triangle (in this case angles x and y)
