Answer:
31.5cm²
Step-by-step explanation:
area of a triangle =1/2 b h
b= 7cm
h=9cm
1/2×7×9
= 1/2×63
= 31.5cm²
hypotenuse is unknown so,
c²=a²+b²
c²= 7² + 9²
= 49 + 81
c²= 130
c= 11.4cm
perimeter= 7 +9+11.4
=27.4cm
pls note that no unit was stated
Answer:
725.95
Step-by-step explanation:
If you multiply 129.95*5. You get 649.75, but you have to add 76.20 from the delivery and you get 725.95
Hope this helps =)
Answer:
3.2w+3.6
Step-by-step explanation:
(−1.2)(−3)+(−1.2)(−w)+2w
=3.6+1.2w+2w
Combine Like Terms:
=3.6+1.2w+2w
=(1.2w+2w)+(3.6)
=3.2w+3.6
HOPE IT HELPED GOOD LUCK
3 yards fabric costs $7.47
1 yard fabric costs $7.47 / 3
2 yard fabric costs $7.47 / 3 * 2
= $4.98
so, the extra fabric will cost $4.98
Answer: Each notebook cost $2.55
Step-by-step explanation:
You divide $15.30 by 6, which equals $2.55.
