Area of a triangle = (h × b) ÷ 2, where h is height and b is the base.
7.1 × 28 = 198.8
198.8 ÷ 2 = 99.4
The area of this triangle is 99.4 yd²
Answer:
B
Step-by-step explanation:
40x + 80
50x + 50
add them together
No, that would not be a square pyramid. A square pyramid has a square base.
Number one: Just plot down on the number like the numbers you have. Just took the test for this.