Workout the 11th triangular number

To find the area of a triangle, you can use the expression b * h : 2, where b is the base of the triangle and h is its height. What is the area of a triangle with a base of 6 and a height of 4? The area of the triangle is.

Simplify (5√2-1) ^2 10 √2+51 -10 √2+51 41 √2

6.974 rounded to The nearest tenth? Can someone explain!

What is the markup for a pair of hiking boots that the same store buys for $80 each if the markup rate is 15%? A. $8 B. $12 C. $15 D. $18

10 inch diameter and is 6 inches tall what is the capacity to the nearest cube inch

the price of a computer component is decreasing at a rate of 13% per year. State whether this decrease is linear or exponential. If the component costs $40 today, what will it cost in three years?

Solve for y 6x-8y=12

What is the answer to this problem 413 : 19

X+4/5=11 what is the value of x

Alicia bought 8/9 of the pound of grapes and ate 1/3 of a pound. How much pounds were left