How do I find slope on perpendicular

Which equation represents the partial sum of the geometric series?

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

Ke’ajah has a coupon for 1/3 off the regular price, t, of a tent. which expression represents the price of the tent using the coupon? select the two correct expressions. a. 1/3t b. 2/3t c. t - 1/3 d. t - 2/3 e. t - 1/3t f. t - 2/3t