the money used in south Africa is is called the rand . the estrange rate 7 rand for $1. Find how many dollars you would receive
1 answer:
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Answer:
B
Step-by-step explanation:
The first week, she worked
The second week, she worked
Total number of hours she worked over these 6 days
Method 1:
You can use the formula of an area of equilateral triangle:
a - length of side
We have a = 10 yd. Substitute:
Method 2:
Use the Pythagorean theorem (look at he picture).
<em>subtract 25 from both sides</em>
The formula of an area of a trinagle:
b - base
h - height
We have b = 10 yd and h = 5√3 yd. Substitute:
