First triangle=bxh/2
=3x4/2
=6in squared
rectangle=l x w
=3 x 10
=30in squared
trapezoid=3+5x2/2
=8in squared
6 + 30 + 8
=44 in squared
I believe the 3rd answer down if the information you provided is correct
Squaring the sum on the top, rules out 1 and 2 (not squaring the 7 only)
then 4 times the difference. so I believe 4 (x-1) on the bottom.
Answer:
r = 12
Step-by-step explanation:
108 = 9r | Given expression
12 = r | Divide both sides by 9. 108 becomes 12 and 9r becomes r.
The answer is 11 I hope this helped you
