Answer:
a) Angle XBC = 55° because it's a corresponding angle
AXY = XBC
b) 180° - (55° × 2) = 70°
9514 1404 393
Answer:
288 km²
Step-by-step explanation:
The surface area is the sum of the area of the square base and the area of the four triangular faces.
SA = (10 km)² + 4(1/2)(10 km)(9.4 km) = 288 km²
____
The area formulas for a square and a triangle are ...
A = s² . . . . area of a square of edge length s
A = 1/2bh . . . . area of a triangle with base b and height h
Answer:
A. 12 + 8x
B. x - 6 < 72
C. x - 5 = 2/3x
D. 2x : 14 or 2x/14
E. -9x + 3y - 3/2
Step-by-step explanation:
your answer will be f(x)=113−kx,f(−3)=121
Answer: 70 minutes
Step-by-step explanation:
Each person takes 5 minutes to do half a wall and another person will take 10 minutes. So it will be 70 minutes
