I believe the correct option is C.
Answer:
t = 17.5
f = 12
Step-by-step explanation:
interior corner angles in a square = 90 degrees
4t + 20 = 90
4t = 90 - 20
4t = 70
t = 17.5
7f + 6 = 90
7f = 90 - 6
7f = 84
f = 12
Answer:
B
Step-by-step explanation:
Factorise: x*x-4*4
(x+4)(x-4)
so the answer is B.
Hope this helps
Merry Christmas!
For every 7 boys there are 5 girls.
Divide the number of boys by the ratio for boys: 28 / 7 = 4
Now multiply that by the ratio for girls:
4 x 5 = 20
There are 20 girls.
You combine the numbers that have the same letter attached to them. Then you add or subtract the bumbers from each other to. After that you make the numbers and the numbers with letters into one equation
Ex: 13+5r+7r= 13+12r
Step-by-step explanation:
2w+w=3w If theres a letter by itself it means theres a 1.