1/2b*h = (b*h)/2
That’s how you calculate the area of a triangle
Answer:
( x+12) ( x+ 5)
Step-by-step explanation:
x^2 + 17x + 60
What 2 numbers multiply to 60 and add to 17
12* 5 = 60
12 +5 = 17
( x+12) ( x+ 5)
1, 3, and 5 I think. You should maybe search it up
Answer:
81
Step-by-step explanation:
let the number of blue and red marbles be 11x and 9x res
pectively
then,
11x=99
x=99/11
x=9
so
no. of red marbles= 9x=9×9=81
