Answer:
A)10.25 cm ; B)5 square cm
Step-by-step explanation:
A)
Formula:
p=(a+b+c) [p= perimeter ; a,b , and c are the side lengths.]
∴The perimeter of the triangle =(4+2.75+3.5) cm
=10.25 cm
B)
Formula:
A = 1/2 . b .h [A=area ; b= base ; h= height]
∴The area of the triangle = (1/2 . 4 . 2.5) square cm [b=4 ; h=2.5]
=5 square cm
Answer: Did this all by myself 1/6 is closer to 0 and 5/8 is closer to 1/2 so the answer is 1/2 0 then 1/2 then 1/3 again
Step-by-step explanation:
1/
6 -5
/8
=(1 × 4 6 × 4) – (5 × 3 8 × 3) = 4
/24 – 15
/24 = 4 – 15 24
= – 11 24
Answer:
51 to 6
Step-by-step explanation:
Answer:
Slide 2) $7.11
Slide 3) 51
Step-by-step explanation:
Basically you take the number and minus the percent I forgot how to do the other ones sorry though hope these help good luck!
Answer: 9.4 cm
Step-by-step explanation:
formula is
2 pie r (m/360)
