For the first one, it's (a^8b^6). For the second one, it's 81m^8n^20.
Answer:
Step-by-step explanation: 40 and 24 are 5:3. We know his because:
- 40/8=5
- 24/8=3
That's how we know 40:24 = 5:3.
SA= 49.5 (m but it says no units)
Explanation: find the area of one of the triangles, A=(b*h)/2, and then one of the rectangles, A=l*w. Multiply the triangles area by two, there are two triangles. Multiply the rectangles areas by three, there are three rectangles. I’ve included calculations in the picture below.
Answer:
D.
Step-by-step explanation:
Choices A., B., and C. are always true.
Choice D. is true only for rectangles with congruent sides, which are squares.
Answer: D.