Answer:
i did this before the answer is c
Answer:
a. 12 yd
Step-by-step explanation:

Answer:
23%
Step-by-step explanation:
Total: 1,302 +1,550+558 +124 +124+372+558 +558 +248 +310 +496=6200
Savings total: 310 +558 +558=1426
so...
1426/6200= 0.23
23%
It is given that,

Area of the triangle is calculated as,

Thus the base of the given right angled triangle is 8 m.
Pythagorean theorem
c2 = a2 + b2
58^2 = 42^2 + b2
3364 = 1764 + b2
1600 = b2
b = 40