Answer:
a. 15m
b. 7m
Step-by-step explanation:
- perimeter is the sides added up, there are four sides of a square, and all sides are equal
- equation s+s+s+s or s•4 (s=sides)
- so to find the length with the perimeter divide perimeter by 4
- 60/4=15
- the area of a square is s²
- so take the square root of the area
- √49=7
Answer:
a = 10 cm
Step-by-step explanation:
Area of triangle, A = 51 cm²
base, b = 10.2 cm
Let height of triangle be a cm
<em><u>Formula:-</u></em>




hence, the missing length is 10 cm
Answer:
Step-by-step explanation:
Answer is C : m+8>2(6.50)+4.00+400