Which expression is equivalent to 15+80

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?

A3cm×3cm\greend{3\,\text{cm} \times 3\,\text{cm}} 3cm×3cm start color greend, 3, space, c, m, times, 3, space, c, m, end color greend rectangle sits inside a circle with radius of 4cm\blued{4\,\text{cm}} 4cm start color blued, 4, space, c, m, end color blued . what is the area of the shaded region? round your final answer to the nearest hundredth.