Answer:
80.52
Step-by-step explanation:
For triangle it is
100-36=64 Root 64=8
24cmsquared
for the half cirlce it is
18pie=56.52
Y = mx+c
m is the gradient and c is the y-intercept so
4 = m(4) + (-4)
4 = 4m - 4
4m = 8
m = 2
Ans: Y = 2x - 4
9 and 4. 9*4 = 36, 9 + 4 =1 1.